CamelBak's Aventura 18 is your trusted partner in adventure. Its large carrying capacity and 3-liter reservoir make it versatile enough for all your all-day fun. The pack uses articulated suspension and a weight-bearing waist belt to evenly distribute the load. A large main compartment, overflow front pocket, two stretch side pockets and a fleece-lined compartment for your sunglasses or electronics keep you well organized. The pack's compression straps offer incredible stability and its NV back panel makes it comfortable for hours on end.