Camelbak "The difference between a good hike and a great one? A Camelbak hydration daypack. Main compartment has drawcord access at top, with flap over buckle for extra security. Reservoir access at zippered back panel. Two large zippered side pockets. Exo-Air™ back panel provides venting and load stability. Bite valve has secure shut-off and taste-free tube. Screw-top bag-style reservoir. Padded contoured shoulder straps. Waistbelt and chest strap. Reservoir holds 100 oz. (3.0L fluid capacity).Pack is 1600 cu.in. 3 lb. 2 oz. Nylon. Closeouts. Pack: Philippines. Reservoir: China."