Aktiv Pak AP400 Professional All Weather Multi Purpose Camera & Photo/ Computer Laptop Backpack for Nikon D3000, D3100, D5000, D7000, D90, D300s, D3, D3s, D3x Digital SLR Camera All Weather Cover - Protects gear against bad weather, dust and sand A product as carry-on compatible if it is within the dimensions of 22" wide x 14" deep x 9" high, which is the maximum carry-on size Thick padded notebook computer compartment in rear will accommodate Dell, Apple PowerBook, iBooks or other notebooks as big as 17" x 11" x 2" Main compartment will hold full range of cameras, lenses and related gear including digital or film SLR with attached lens up to 11" long Multi-Accessory Pockets -Combines clear vinyl and nylon mesh for strength and provides easy viewing to the contents of our film Removable, foam-padded dividers allow customization to exactly match your mix of cameras, camcorder, lenses and other equipment.