The JanSport Klamath 55 Internal Frame Backpackis reliable and fully featured outdoor gear, for the mountains, forests, hills, rocks and rivers, and everywhere in between. Complete adjustability is engineered for everyone to experience a comfortable carry. Large main compartment with drawstring closure. Separate sleeping bag compartment with internal shelf. Large hood compartment. GridFit torso adjustment system for both width and length assures a comfortable carry for everyone. Internal PE board and external aluminum stay frame. Fully padded mesh back panel with Ventech channel. Hydration sleeve with clip and port. One large zippered side pocket. Side zippered access to main compartment. Front zippered duffel pocket. Dual stretch mesh water bottle pockets. Bottom lashing webbing with buckles. Dual side webbing compression. Large webbing carry handles. Foam padded shoulder straps with hydration tube management. Dual density foam padded hipbelt with reverse compression. Zippered hipbelt pocket. Sternum strap. Dual gear loops. Web haul handle. Material: 300 denier poly baby ripstop 330 denier mini ripstop. Fits torso lengths: 15 19 38 48 cm. Hipbelt Length: 30 65 76 165 cm. Dimensions: 29x14x10.5 74x35x27 cm. Capacity: 3480 cu. in. 57 L. Weight: 4 lbs. 9 oz. 2.1 kg.