Kriega Trail18 Adventure Backpack The Kriega Trail18 Adventure Backpack was designed for the adventure rider who needs their gear to be all-weather protected, heavy-duty and functional. This backpack is divided into three different compartments providing outstanding protection for personal items. A roll-top opening keeps the main compartment waterproof, while a second compartment uses a heavy duty zipper to keep your gear easily accessible. This area can also be used to carry an optional 3.75L hydration reservoir to keep you hydrated while tackling the trails. An external Hypalon net can hold gear externally under tension, perfect for anything you want to air out or air dry. Features QUADLOC-Lite harness transfers weight from the shoulders to the chest and body, giving all-day riding comfort, even with heavy loads Ultra-durable 420D Cordura Lite Plus and Hypalon construction Air-mesh back panel for rider comfort YKK heavy-duty zippers throughout 100 waterproof 11-liter main pack body 7-liter heavy-duty zip access compartment 100 waterproof 1-liter internal pocket Internal zip pocket with key clip 2L and 3.75L hydration reservoir compatible (sold separately) External Hypalon net with elastic cord adds useful extra storage Removable waist strap for extra pack stability when riding Reflective panels on the harness give added visibility Harness pocket compatible Semi-rigid carry handle Dimensions: 17.5 H x 11.6 W x 8.8 D 10 year manufacturer warranty