The Unbound is designed for the on-trail backpacker and all-day thru hiker, prioritizing mobile storage and easy accessibility while covering big miles. Built to enhance efficiency, this pack features the latest on-trail innovations to keep your gear within reach while you stay focused on the trail, maximizing your time on the move. DESIGNED FOR: Backpacking KEY FEATURES: Dual-entry stretch mesh front pockets ensure organized storage and quick access to gear. Large, easy-to-reach side pockets keep water bottles or gear accessible on the go. Exterior bottom pocket with dual entry provides quick access to snacks or trash storage. Buckles / Bungees New 5/8" hardware minimizes weight without sacrificing durability Compatible With All Hyperlite Stuff Sacks and Hyperlite Mountain Gear Removable Hip Belts Daisy Chains Four 1/4" vertical daisy chains for attaching extra gear for trip-specific customization, in addition to a horizontal daisy chain below dual-entry front pocket Top Closure Roll-top closure system with removable side compression straps for vertical compression Hip Belt Updated removable hip belt provides more cushion and the ability to customize your pack fit. Built using Hardline with Dyneema, dual-density 1/8" closed cell rigid foam, 1/4" closed cell foam, and spacer mesh Back Integrated plastic sheet with 1/4" high-density foam back panel pad Loops Grab Loop Pack Accessory Options Shoulder Pocket, Versa, Stuff Sacks & Pods Side Straps Removable vertical compression straps Top Compression Straps Top Y-strap compression -- Designed to secure gear Shoulder Straps Hardline with Dyneema® shoulder straps with 3/8” closed cell foam and spacer mesh Stays One removable, contoured aluminum stay Sternum Straps Updated sternum strap allows for easy adjustments along shoulder strap daisy chains Sealing Seam tape on all vertical side seams and behind all sewn-on pack features Bottom External Pocket Bottom pocket features durable Dyneema Stretch Mesh, ideal for easy access to snacks or a quick place to store your rain jacket Front External Pockets Large dual-entry front pocket provides significant storage as well as streamlined access to smaller items (i.e. tent stakes). Made from durable Dyneema® Stretch Mesh Side External Pockets Oversized Side Pockets for streamlined access to water bottles and other gear on the go Volume: 40LExternal Volume: 9LLoad Capacity: Up to 40 lbsWhite: Dyneema® Composite Hybrid 3.8 Main BodyBlack: Dyneema® Composite Hybrid Main BodyWhite & Black: Dyneema® Composite Hybrid Lumbar & Bottom Panel, Dyneema Stretch Mesh Front and Bottom Pockets, Hardline with Dyneema Side PocketsWhite: 29.6oz | 839gBlack: 32.3oz | 916gBack Width: 10.0" | 25.4cmHeight - Fully Unrolled: 32.5" | 82.6cmTop Circumference: 35.0" | 88.9cmBottom Circumference: 35.0" | 88.9cmCountry: Mexico Average weight based on size medium