High Sierra Kahuna 70 2-Liter Hydration Pack

Features Size: 18 in x 9 in x 5.25 in to 8.25 in Capacity: 584 cu in Main compartment, with thermo-silver insulation 2-liter water reservoir Bicycle pump sleeve Reservoir opening is easy to fill and accepts most brands of water filters Hands-free reservoir pressure valve Insulated water tube cover prevents water from freezing in the tube Zippered expansion gusset for increased capacity Tuck-away mesh sport flap is hidden in a zippered pocket and holds a helmet (not included) Bicycle tool organizer pocket MP3 player pocket with headphone port Vapel(tm) mesh Airflow(tm) padded back wicks moisture Vapel(tm) mesh Airflow(tm) adjustable shoulder straps Reflective loop holds a bike LED blinker Adjustable waist belt secures the pack Adjustable sternum strap helps stabilize the pack Monster hook to attach extra gear Materials: waffle weave