Thanks to its thoughtful organization and included tool Pouch, The Endo 10 keeps tools, tubes, Pumps, and an extra layer separated and close to your center of gravity. The adjustable shift RS suspended back panel keeps the pack in the perfect position All day, while the EVAP moisture wicking Back panel delivers a cool, dry ride. Load it up with the right gear on day one, and all you have to do is drop in more water and snacks and you re good to go. 3 liter 3D hydro reservoir included. shift RS suspension: Adjustable RS (ride stability) hip belt stabilization system. The hip belt can be shifted vertically to ride higher or lower on your back to provide extremely stable, no-bounce performance. This quick customization of the stabilizer belt allows you to match your fit preference to your individual riding style and trail grade. evap moisture wicking technology: low-profile ventilated back panel provides incredibly cool and comfortable riding performance in any climate. quick access hydration sleeve: the speed clip mounting system allows one-handed, snap-and-go reservoir installation and stabilizes the weight in the center of your back. magnetic sternum strap: allows for one handed magnetic buckling of strap and integrated magnetic linkage for the dry lock bite valve. crash pad protection pocket: with protective foam for valuables you want protected from impact and weather exposure. bike-specific organization: dedicated pockets and sleeves for tire and shock Pumps, spare tubes, energy bars, etc. sunglass quick stow system: sunglass storage system on shoulder harness for quick, secure and scratch-free access to your shades without taking the pack off. molded webbing keepers: keep straps quiet and out of your way on the trailfort-grip zipper pulls: custom molded zipper pulls.