DETAILS AirSpeed back panel is incredibly ventilated to keep you dry Internal hydration sleeve accomodates up to a 3-liter reservoir Integrated raincover keeps your pack and gear dry when it rains Upper compression straps compress your pack and hold poles Removable webbing hipbelt, buckle sternum strap with whistle Scratch-resistant organization pockets, stretch-mesh side pockets SPECS Best Use:   Hiking Material:   Nylon Capacity:   26 Liters Waist/Hips:   25-50 in Dimensions:   19 x 11 x 11 in Weight:   1 lb 10 oz