ACPRO1720W Ape Case Converta-Pack Backpack Unlike any other backpack, the Ape Case ConvertaPack is a full size backpack, belt pack and camera case all in one. The entire unit can be worn as a backpack and once you reach your destination you can remove the camera case and use it seperately over your shoulder, attached to the front of the backback system, or on your belt. Or you can use either the camera case or backpack seperately. There are numerous interior and exterior pockets for storing accessories, water bottles, food, and even clothing. Unique drop-down unconstucted pouch expands the case to hold extra clothing or food or essentials. The two large mesh exterior side pockets are equiped with a tie down to secure a tripod so you can place your tripod on either side or carry two. Access to the main cavity is available from two points, top or front for versatility. Entire case features Ape Case signature Hi-VisTM yellow interior and included retractable any-weather rain cover. Removeable camera case/belt bag is large enough to hold a large DSLR with lens plus an additional lens or flash. It also has its own exterior zippered pocket for accessories..Exterior dimensions fully assembled 11x10x23.5 (WxDxH) Interior dimensions main cavity: 9.5x6.5x16 intrior dimensions detatchable case: 8x5x9 Limited Lifetime warranty