Seat Bags

Cell Phone Top Tube Bag - Replaceable Cover (Lt-Stm4Rt) - Large Secondary Pocket - Secure Three Strap Design - Touch Screen Capable Replacement Cover - Cell Phone Cover Will Fit Up To Iphone 6+™ - Size: 7” X 4” X 3.75” - 105 Cubic Inches

A lightweight under-the-seat bag for carrying ride essentials. Every Seymour bag is created using Oceanweave – Axiom’s new lightweight and durable fabric made from reclaimed fishnet – to help reduce the amount of harmful plastics in our oceans. - Volume 1.3 L / 79 cu in - Weight 93g / 0.21 lbs - OCEANWEAVE 600D recycled fishnet polyester with waterproof polyurethane coating and a red interior liner to improve internal visibility - Lightweight Velcro saddle mounting system can be cinched down to ensure a quiet load - Zippered flap opening for easy access to bag contents while bag is on bike - Interior credit card / ID pocket - Ultra-visible 3M triangle logo - LED light clip

Topeak's ProPack is a weather resistant seat pack that's perfect for those light and fast riders who want to carry the bare essentials. Molded out of EVA foam, the ProPack is super lightweight and boasts a sleek profile. And, it boasts a 360-degree reflective strip for safety and Topeak's QuickClick mount for max convenience.

Lezyne takes seatpack storage to the next level with their M-Caddy QR. Inside, fitted neoprene compartments organize your gear for easy access, while a durable, water-resistant zipper guards against moisture. Plus, a bottom compartment with a Velcro closure securely stores your multi-tool away from your spare tube, eliminating the possibility of a premature puncture. The M-Caddy also boasts an easy quick-release mounting system and a reflective taillight loop for safety.

Get your payload out of your jersey and under the seat! Built with tough materials, an internal pocket, and retro reflective technology, the Grid Medium seat bag is big enough to fit 2 road tubes, a multi-tool, 2 tire levers, and a CO2 inflator w/cartridge. - Fully reflective side panels - Padded structure keeps its shape - Coated zipper, tail light loop, internal pocket - 21oz/0.6L/36cu in capacity - Welded seam construction - Anti-chafe straps - Weight: 70 grams

A compact roll-up with three compartments and internal organizers to keep gear and small items neatly in place. The durable water-repellent and stain-resistant coating keeps contents dry and cleans up easily. Secure strap provides tool-free mounting to frame tube, seat post or to saddle rails. - 3 Compartments - Material: Polyethylene / Engineering grade polymer. Durable water-repellent and stain-resistant coating. - Bag Attachment: Secure strap - Mount: Saddle rails, underneath top tube - Size: 15 x 10.5 x 2cm / 5.9" x 4.1" x 0.8" - Weight: 91g / 3.21oz Compatibility - Fits inner tube sizes: 26" x 1.75 - 29" x 19/2.35 and 700c. - Topeak CO2 inflater, CO2 cartridges, tire levers

The Racing Saddle Pack is the first rear pack dedicated to ultra-distance competition and audax. Featuring a sleek design with a compact capacity, the Pack is ideal for storing light, compressible items over vast distances. Constructed from an ultralight, waterproof laminate developed for Apidura. The Pack weighs less than 210g and securely fastens with a sturdy three-point attachment system. It’s designed to fit ergonomically under the saddle, minimizing sway and reducing drag. Light attachment points are laser-cut into the fabric, increasing rider safety without adding unnecessary weight. A high-contrast reflective feature is specially designed to enhance visibility in all light conditions. A roll-top closure provides adjustable capacity, and tailored webbing, straps and buckles shed extra weight, while ensuring the simplest setup for ease of use, when every second matters. Materials The Racing Saddle Pack is made from Hexalon, a bespoke laminated fabric developed specifically for Apidura. Designed to fit the demands of ultra-distance competition and audax, the material is waterproof and lightweight, with strong tear and abrasion resistance. The attachment points are reinforced with Hypalon, a durable rubberized nylon that provides extra protection against friction and puncture. For the fastening system, we’ve chosen Woojin buckles for strength and reliability.

The Expedition Saddle Pack is lightweight, waterproof, and provides a spacious compartment under the saddle, eliminating the need for a rear rack. It’s designed to hold clothes and equipment on long distance rides. Built from a lightweight laminate developed specifically for Apidura, the Pack is highly resistant to abrasions and tears. The seams have been welded together, creating a waterproof seal that ensures contents always stay dry, even in sustained rain. A three-point attachment system with Hypalon-reinforced Velcro straps allows the Pack to hug the seat post, increasing stability and cutting down on lateral movement. Additional Hypalon on the Pack’s body keeps frames in good condition. The roll-down compression and closure system means the Pack’s volume can be tailored precisely to fit a range of packing needs. Materials The Expedition Saddle Pack is cut from a three-layer laminate fabric that was developed specifically for us. The material is lightweight, and is highly resistant to tears and abrasion. Notably, it’s welded together at the seams, creating a watertight seal that ensures complete waterproofing. The Pack’s attachment points are reinforced with Hypalon, a rubberized nylon used to provide extra protection against friction and abrasion. For the straps, Woojin buckles have been chosen for their strength and reliability. Finally, a lightweight moulded section of HDPE thermoplastic sits in the Pack’s lower section to reinforce its structure.

Key features: - Hook and loop saddle attachment firmly keeps bag connected to your bike - Low-profile seatpost attachment prevents bag from swinging while riding - Internal pockets securely hold credit cards and valuables - Loop on face of bag easily attaches clips for rear lights - Reflective elements enhance visibility for maximum safety anytime - Light and robust material holds up to elements without contaminating contents - 40 cu. in. (650cc) capacity

Topeak's Wedge Pack II features a unique, positive locking mount that makes attaching and removing the pack a snap. A rain cover is included, if you get caught in a storm; just cover the pack and your belongings will stay dry. It's expandable, so you'll have plenty of room for carrying tubes, a C02 pump, wallet, keys and whatever else you need. For low-light conditions, a 3M reflective stripe adds safety and its 1000-denier, Teflon-coated construction makes the Wedge Pack durable and tough.

The Seat Bag Tour L is a water-repellent seat bag for tubes and repair kits that offers all the familiar top quality and functionality that EVOC is known for in a larger, 1L format. - Very durable and water-repellent material - Water-repellent zipper - Hypalon reinforcement prevents tears from the seatpost's hardware and protects the seatpost's finish - Fits multitool and spare MTB tube - Multipurpose compartment and additional mesh pockets - Integrated loop for tail lights - Easy & safe loop fixation

For those looking to carry a bit more, the Large Seat Bag is designed with a zip below to allow more room when needed. Large enough to hold two tubes, multi tool, energy bar, and other essentials. Durable poly fabrics. Velcro straps keep it secure on the bike and cinched up tight. Design & Function: - Slim profile designed to fit underbike seat - Expandable zipper for additional storage - PU coated, 600D polyester main body fabric - Easy attach hook and loop

Key features: - Hook and loop saddle attachment firmly keeps bag connected to your bike - Low-profile seatpost attachment prevents bag from swinging while riding - Internal pockets securely hold credit cards and valuables - Loop on face of bag easily attaches clips for rear lights - Reflective elements enhance visibility for maximum safety anytime - Light and robust material holds up to elements without contaminating contents - 85 cu. in. (1385cc) capacity

The Racer Straps Seat Rail Mounted Bag is a part of the SKS Racer Series of bags. The Racer Series is lightweight, functional, and aerodynamic. The slim RACER bicycle bag is made of durable, water-resistant fabric that integrates nicely to a racing bike. It offers sufficient space for tools, replacement tubes, and personal items. Reflective elements, like the SKS logo, add safety. Stylish bag also features laminated zipper with ergonomic easy-zip, secure inside pocket, and orange-colored lining to make finding items easier. - Durable hook-and-loop fastener - EASYZIP - Aerodynamic and lightweight - Water-repellent - Reflective

The SEAT BAG S is a lightweight storage option for road bike tube and repair kit. - Mesh pocket - Hypalon reinforcement prevents tears from the seat post hardware and also protects the seat post finish - Better visibility thanks to the reflective logo print - Fixation buckle - Easy & safe loop fixation - Material: N210/D Ripstop, PU Coated - Volume: 0.3L - Size: 8.5 x 13 x 7.5cm (3.1 x 5.1 x 2.8") - Weight: 41g (0.9lbs)

The Seat Bag Tour M is a water-repellent seat bag for tubes and repair kits that offers all the familiar top quality and functionality that EVOC is known for in a compact, 0.7L format. - Very durable and water-repellent material - Water-repellent zipper - Hypalon reinforcement prevents tears from the seatpost's hardware and protects the seatpost's finish - Multipurpose compartment and additional mesh pockets - Integrated loop for tail lights - Easy & safe loop fixation

The Scape Saddle Pocket Bag is a small, practical 100% waterproof bag for bikepacking or gravel cycling, used as a classic saddle bag or as a versatile pocket bag to attached in multiple ways to the other Scape bags for convenient additional storage space The Scape Saddle Pocket Bag is a small, practical 100% waterproof bag for bikepacking or gravel cycling that attaches in multiple ways. Made from welded construction, waterproof materials and details to protect the bag from tears and abrasions, it additionally uses internal padded foam on both sides to protect your belongings. A coated zipper with auto lock puller runs around the perimeter of the bag for maximum opening and hypalon patches on both sides guarantee protection. Used as a classic saddle bag or as a versatile pocket bag to attached in multiple ways to the other Scape bags for convenient additional storage space.

Lezyne's XL-Caddy is an oversized, high-capacity saddle bag. Large rear opening provides easy access to main compartment. Labeled organizational pockets fit pump, multi-tool, and tire repair necessities. Two quick-access side pockets. Buckle system attaches to saddle rails; dual Velcro straps attach to seat post. Durable woven nylon construction. Reflective logos and loop increases night visibility. Water-resistant zipper with large pull loop.

Lezyne's Stuff Caddy is a simple, versatile Caddy to carry extra "stuff." Quickly and securely mounts to handlebars, frame, and fork, or wherever it’ll strap to. High-quality, durable materials. Adjustable straps increase versatility and an integrated draw cord tightly holds its content. Super-water-resistant construction with reflective features for added safety.

Blackburn's biggest seat bag is built to bring it all with you. The Grid Large is spec'd with tough materials, an internal pocket/removeable divider, and is covered with reflective technology. Big enough to fit a jacket or 3 road tubes, a multi-tool, 2 tire levers and a CO2 inflator with a cartridge. A removable divider allows for easy organization. - Reflective material - Padded structure keeps its shape - Coated zipper, tail light loop, internal pocket - 48oz/1.4L/85cu in capacity - Weight: 130g

A high-volume under-the-seat bag and water bottle pocket designed specifically for the gran fondo cyclist. Every Seymour bag is created using Oceanweave – Axiom’s new lightweight and durable fabric made from reclaimed fishnet – to help reduce the amount of harmful plastics in our oceans. CONSTRUCTION - OCEANWEAVE 600D recycled fishnet polyester with waterproof polyurethane coating - Red interior liner improves internal visibility MOUNTING SYSTEM - Lightweight Velcro saddle-mounting system ADDED BENEFIT - Zippered flap opening for easy access to bag contents while bag is on bike - Interior credit card / ID pocket - Integrated waterbottle holder - Ultra-visible 3M triangle logo - LED light clip - Volume 1.3 L / 79 cu in - Weight 126g / 0.28 lbs

Customize the Switch Wrap Bag and load it up with your favorite tools. - Compact design—despite its near-limitless functionality, the big switch ratchet tool (sold separately) fits compactly in your hand thanks to a well-thought-out modular design allowing for leverage within the confines of a portable nylon wallet. - Customizable—wrap almost anything you need and take it with you. - Features specific sleeves for an inner tube, a 20g C02 cartridge, 2 tire levers, credit cards, and cash (sold separately) - Weight: 3.52oz - Lifetime warranty

EVOC's Seat Pack Boa makes for useful extra storage on your bike; and it doesn't affect your riding, even when it gets rugged! This is an on-bike storage option that offers all the familiar top quality and functionality that EVOC is known for. - Adjustable capacity due to roll-top closure - Dropper post compatible - Soft TPE seatpost protection - Flexible main compartment closure that adjusts to bag size - Boa Fit System for easy and secure fixation - 100% waterproof

EVOC's Seat Pack Boa makes for useful extra storage on your bike; and it doesn't affect your riding, even when it gets rugged! This is an on-bike storage option that offers all the familiar top quality and functionality that EVOC is known for. - Adjustable capacity due to roll-top closure - Dropper post compatible - Soft TPE seatpost protection - Flexible main compartment closure that adjusts to bag size - Boa Fit System for easy and secure fixation - 100% waterproof - Enough space for extra jersey, tools and spare tube

Carry all the necessities in Topeak's Aero Wedge Pack DX. It's constructed of heavy-duty 1000-denier, Teflon-coated nylon and it sports separate compartments for your mini tool and tube, and includes a handy quick-release mount that securely attaches the pack to your seat. And for nighttime safety, it features a 3M reflective strip and a taillight clip.

- Adventure ready saddle mounted removable drybag and holster system - Includes waterproof carry bag with air release valve to keep gear dry and compact - Bag easily slides in and out of holster without having to remove from bicycle - 15L measures 19.7

Key features: - Hook and loop saddle attachment firmly keeps bag connected to your bike - Low-profile seatpost attachment prevents bag from swinging while riding - Internal pockets securely hold credit cards and valuables - Loop on face of bag easily attaches clips for rear lights - Reflective elements enhance visibility for maximum safety anytime - Light and robust material holds up to elements without contaminating contents - 57 cu. in. (940cc) capacity

Keep your belongings safe & dry with the completely waterproof Monsoon Bag. The roll top, elastic closure mechanism & quick release saddle rail bracket make the Monsoon Bag easy to install & built to endure the elements. Features: - Waterproof Construction - Roll Top Closure System - Quick Release Saddle Rail Mount - Reflective Logo Highlights - Material: 210D Ripstop Specs: - Size: 5.5? x 2.5" x 3.5"/ 48 Cubic Inches (Medium), 6.5" x 2.5" x 4.5"/ 73 Cubic Inches (Large)

The quintessential bikepacking bag for the great outdoors. The Backcountry Saddle Pack is an essential partner for bikepacking trips in the wilderness. Designed to hold light, compressible clothes and gear on off-road rides, the Pack provides a spacious compartment under the saddle, eliminating the need for a rear rack. It’s held securely by a stable three-point attachment system, ensuring maximum comfort. The all-weather fabric offers unparalleled resistance to abrasion and tears, and it’s also simple to pack down. There’s a bungee cord for spare clothing, while reflective graphics and two light attachment points mean that there’s no need to compromise on safety. The roll-down compression and closure system mean the Pack’s volume can be tailored precisely to fit a range of packing needs. The Backcountry Saddle Pack is made from Dimension-Polyant VX21, a four-layer laminated fabric originally developed for the maritime industry. Designed to fit the demands of off-road riding, the material combines waterproofing, light weight, low stretch, and high abrasion and tear resistance. The base of the Saddle Pack and Velcro straps are reinforced with Hypalon, a durable rubberized nylon that provides extra protection against friction and puncture. For the compression straps, Woojin buckles have been chosen for their strength and reliability. A lightweight molded section of HDPE thermoplastic sits in the lower section of the Saddle Pack to reinforce its structure.

Made for Gravel & Bikepacking and Adventure Cycling, the Scape Seatpost Bag is a saddle pack designed as a holster attached to the saddle and seatpost made to hold its own waterproof dry sack. Made for gravel and adventure cycling, the Scape Seat Bag is a bikepacking bag made from two separate elements: a holster and a 100% waterproof (IPX4 certified) removable drybag. The holster is built from rugged materials to last, the holster bottom designed to act as a mudguard and protect the internal bag from any rear wheel contact. The dry bag easily compresses thanks to its air valve release mechanism to minimise bulk, and can be rolled smaller when less carrying space is needed. The daisy chain allows attachment of modular bags, and a loop is included to attach a rear light. Made from waterproof material to be prepared for any ride, regardless of conditions. HOLSTER - Lateral reflective logo - Plastic buckles with cam lock - Aluminium hook to fix the dry bag into the holster - Vertical daisy chain for extra bags attachment - Reinforced fabric at all points of contact to the seat and wheel - Dryhole to drain any water drops or condensation - Nylon webbing - Loop for mounting a rear light DRY BAG - 420D Nylon fully welded - Waterproof - Roll closure - Air pressure valve to minimize the space

The quintessential bikepacking bag for the great outdoors. Perfect for bikepacking trips in the wilderness and carrying layers for all-day rides. Designed to hold light, compressible clothes and gear on off-road rides, the seat bag provides a spacious compartment under the saddle, eliminating the need for a rear rack. It's held securely by a stable three-point attachment system, ensuring maximum comfort and dropper post compatibility. The all-weather fabrics offer unparalleled resistance to abrasion and tears, and it's also simple to pack down. - Abrasion-resistant panels for protection - Roll-down closure for adjustable capacity - Reinforced structure for increased riding stability - Reflective graphics and light attachment point for increased visibility - Hard-wearing, all-weather Dimension-Polyant VX21 - Compatible with dropper posts when using adapter - 377g

The Explorer Straps Rail Mounted Bag is a part of the SKS Explorer Series of bags. The Explorer Series is robust and durable. Durable material made from rubberized, water-repellent fabric make the Explorer bicycle bag a must for every mountain biker. Reflective elements like the SKS logo add safety. Besides providing plenty of space for tools, replacement tubes, and personal items, this bag features a laminated zipper with ergonomic easy-zip, secure inside pocket, and orange-colored lining to make finding items easier. - Durable hook-and-loop fastener - EASYZIP - Robust outer material - Water-repellent - Reflective

Together with tough materials, an internal pocket, and Blackburn's built-in reflectivity, the Grid Small is perfect for road cyclists. The Grid Small is big enough to fit a road tube, a multi-tool, 2 tire levers, and a CO2 inflator w/cartridge. - Tail Light Loop - Water Resistant Zippers - Retro Reflective Material - Robust, Abrasion-Resistant Outer - .45 Liter capacity - Weight: 55g

Don't overstuff your jersey pockets. Simplify your load by putting your essentials in Topeak's Aero Wedge Pack. It straps neatly beneath your seat and is constructed of durable 1200-denier, Teflon-coated polyester with reflective strips and a taillight mount for nighttime safety.

Topeak's SideKick Wedge Pack features a unique, positive locking 2-piece mount that makes attaching and removing the pack a snap. Its unique side-opening design makes accessing your gear quick and easy and you'll have plenty of room for carrying tubes, a C02 pump, wallet, keys and whatever else you need. For low-light conditions, a 3M reflective strip adds safety and its semi-rigid construction makes the Wedge Pack durable and tough.

Lezyne's M-Caddy with Sport Repair Kit is a complete and convenient kit for the rider with simple reliability in mind. It features a Sport Drive HP hand pump, RAP 6 multi-tool, Smart Kit for tire repair, and Matrix tire levers in an M-Caddy bag that tucks neatly under your bicycle seat. Be prepared with all the essentials needed for an unexpected repair whether you're out on a long weekend jaunt or daily commute.

Ride essentials. Going for a ride but don’t know what to pack? No problem; we’ve got you covered. The local ride kit offers up what you need to get home; and extra carrying capacity to bring along anything else. With a seatbag, mini pump, mini tool and tire levers, this little kit, bundled in a compact package, has all the tools you need to get out there and keep going. - Blackburn's Local Seat Bag (Medium) offers extra space to pack your tube, wallet, phone, or whatever you want - Blackburn Heist 6 Multi Tool provides a quality tool to make sure your bike is adjusted properly for your ride - Blackburn's Mountain AnyValve Mini-Pump comes equipped with their popular and proven AnyValve head, which works on Presta, Schrader, and Dunlop valves. - 2x tire levers

- Fast-Fix straps allow fast and secure fixing to the saddle rails and seat post - Large reflective areas on all outward facing aspects - Full welded construction - Lightweight TPU/PU coated 420D nylon material - Tapered aero shaping with reduced strap bulk - Hidden air removal valve - Single, easy-open buckle Specs: Bag Dimensions in cm: 10x12x36 Bag Dimensions in inches: 3.9x4.7x14.1 Bag Attachment: Straps Bag Material: DeniersPolyethylene/Nylon Light Loop: Yes Waterproof: Yes

Fox's Small Seat Bag is large enough to hold a tube, multi tool, and a few other essentials. Made from durable poly fabrics. Velcro straps connect to your seat post as well as a cinch sack to keep everything rattle free. Design & Function: - Slim profile designed to fit underbike seat - PU coated, 600D polyester main body fabric - Easy attach hook and loop

Carry all the necessities in Topeak's Aero Wedge Pack DX. It's constructed of heavy-duty 1000-denier, Teflon-coated nylon and it sports separate compartments for your mini tool and tube, and includes a handy quick-release mount that securely attaches the pack to your seat. And for nighttime safety, it features a 3M reflective strip and a taillight clip.

Topeak's compact Aero Wedge iGlow is a brilliant combo package: it combines the convenience and storage of a seatbag with the safety and visibility of a taillight. The built-in, super-bright 0.5W LED has an optical fiber element that surrounds the bag in light. Plus, Topeak's QuickClick mount makes it simple to swap between bikes. Two CR2032 batteries included.

Topeak's Wedge Pack II features a unique, positive locking mount that makes attaching and removing the pack a snap. A rain cover is included, if you get caught in a storm; just cover the pack and your belongings will stay dry. It's expandable, so you'll have plenty of room for carrying tubes, a C02 pump, wallet, keys and whatever else you need. For low-light conditions, a 3M reflective stripe adds safety and its 1000-denier, Teflon-coated construction makes the Wedge Pack durable and tough.

Topeak's Wedge Pack II features a unique, positive locking mount that makes attaching and removing the pack a snap. A rain cover is included, if you get caught in a storm; just cover the pack and your belongings will stay dry. The Wedge is great for carrying tubes, a C02 pump, wallet, keys and whatever else you need. For low-light conditions, a 3M reflective stripe adds safety and its 1000-denier, Teflon-coated construction makes the Wedge Pack durable and tough.

A lightweight under-the-seat bag for carrying ride essentials. Every Seymour bag is created using Oceanweave – Axiom’s new lightweight and durable fabric made from reclaimed fishnet – to help reduce the amount of harmful plastics in our oceans. - Volume 0.5 L / 29 cu in - Weight 57g / 0.13 lbs - OCEANWEAVE 600D recycled fishnet polyester with waterproof polyurethane coating - Red interior liner improves internal visibility - Lightweight Velcro saddle mounting system can be cinched down to ensure a quiet load - Zippered flap opening for easy access to bag contents while bag is on bike - Interior ID pocket - Ultra-visible 3M triangle logo - LED light clip

Plenty of room and durability to support you on epic rides. If being prepared is important the super cache can carry enough to accompany you on epic rides. - Water resistant 1000D material with YKK zipper - Interior division for all your essentials - Reflective logo, webbing to clip light - Angled straps achieve a low profile fit - No-snag Velcro and Amara leather limit abrasion

- M.O.L.L.E inspired anchor and strap system - Large tapered opening - Duraflex - Air removal valve - Tough 600D TPU/PU coated main fabric - Gear straps included - 6061 Aluminum construction adjustable rack included - CNC'd Seatpost clamp with multiple seat post size fittings

EVOC's Seat Pack Boa makes for useful extra storage on your bike; and it doesn't affect your riding, even when it gets rugged! This is an on-bike storage option that offers all the familiar top quality and functionality that EVOC is known for. - Adjustable capacity due to roll-top closure - Dropper post compatible - Soft TPE seatpost protection - Flexible main compartment closure that adjusts to bag size - Boa Fit System for easy and secure fixation - 100% waterproof

The culmination of all our efforts and technology for this year's collection. Extremely convenient to attach and remove from the bike: The bag sits securely under the saddle with our 'Fast-Fix' strap system, which tucks away out of sight. Visible at night, and sleek in the day. - 'Fast-Fix' straps allow fast and secure fixing to the saddle rails and seat post. - Large reflective areas on all outward-facing aspects. - Full welded construction. - Lightweight TPU- / PU-Coated 420D nylon material. - Tapered aero shaping with reduced strap bulk. - Hidden air removal valve. - Single, easy-open buckle.

The Seat Bag S is a lightweight storage option for road bike tube and repair kit. - Lightweight, minimalist seat bag - Mesh pocket - Hypalon reinforcement prevents tears from the seatpost's hardware and also protects the seatpost's finish - Better visibility thanks to the reflective logo print - Fixation buckle - Easy & safe loop fixation

Don't overstuff your jersey pockets. Simplify your load by putting your essentials in Topeak's Aero Wedge Pack. It straps neatly beneath your seat and is constructed of durable 1200-denier, Teflon-coated polyester with reflective strips and a taillight mount for nighttime safety.

Carry just the necessities in Topeak's Medium Aero Wedge Pack. It's constructed of heavy-duty 1000-denier, Teflon-coated nylon and includes a handy quick-release mount that securely attaches the pack to your seat. And for nighttime safety, it features a 3M reflective strip and a taillight clip.