Small, lightweight, and compact, yet holds all the essentials for quick rides. Pack is built with HexLite 210 and Super Polytex 600 and a Mylar lined main compartment to keep your water cold or to keep it from freezing in low temperatures. Features the Airstripes Back System and a 3M Reflective safety blink loop. The highly breathable mesh shoulder straps have anti-chafe pads and a zippered valuables pocket.