Henty Enduro Hydration Pack with Bladder - B07KGZWCYC Lightweight, breathable air mesh back and shoulder padding and super-tough 500D Cordura nylon holds up to the tests of outdoor adventures Adjustable shoulder and waist straps with molded lumbar support, and adjustable-height chest strap for maximum comfort Included water bladder designed to be at the center of gravity to keep you comfortab..