Outdoor Products Mist Hydration Pack with 2-Liter Reservoir, 14.3-Liter Storage 300D Polyester Ripstop Compact multi-purpose backpack for hiking, biking, or skiing; 14.3-liter capacity holds essentials for a day's adventure Hands-free hydration with included 2-Liter, BPA-free Cyclone bladder, featuring quick-connect hose and high-flow bite valve Expandable mesh front pocket with quick-release buckle; two front zipper pockets hold additional accessories Four compression straps stabilize load; articulated cool mesh padded shoulder straps for comfort Measures 9 by 17 by inches; backed by the Outdoor Products Plain + Simple Lifetime Guarantee