Description of Camelback Zoid 72oz Hydration Pack For an extended outing, choose the Zoid™. Camelbak's 72-ounce system is equipped with a secure pocket for keys, cash, and a map. And, Camelbak has made it incredibly easy to refill throughout the day. No more pulling the reservoir out of the bag with the Zoid Hydration Pack – just unzip Camelbak's unique cover design for instant access to our OMEGA™ fillport. The ideal Camelbak to keep you hydrated on the go. Features: Full-zip back panel access makes loading a full reservoir easy Easy fill, easy clean via the OMEGA™ Reservoir Includes the patented HydroLock™ Air Channel™ back panel with internal frame sheet Dual compression straps keeps load stable Multiple cargo spaces includes main compartment, exterior pocket for small gear, plus dual side mesh pockets – perfect for keeping essentials handy Includes waist belt and sternum strap Wicking mesh back panel keeps you comfortable Strap management secures loose webbing Capacity: 70 oz (2.0 L) Dimensions: 18.5 in x 9.5 in x 8 in (470 mm x 241 mm x 203 mm) Volume:Cargo – 1406 cu in (23.00 L) • Total Volume – 1528 cu in (25.00 L) Weight: Empty Reservoir – 1.89 lbs (0.86 kg) • Filled Reservoir – 6.27 lbs (2.84 kg)