O'Neill - Plasma (Black) - Handbags: XXL Superfreak wet/dry backpack with zip-off backpack. Telescoping handle and wheels. New perfect fit shoulder strap system. Sternum and waist straps. Front stash sleeve. Internal padded laptop compartment. Upgraded water bottle pockets. Compression straps. Large tricot-lined zip pocket. Mp3 player compartment with neoprene cordport. Tricot paneling on shoulder straps. Psycho sack and removable sunglass sleeve. 600D denier polyester/ballistic diamond nylon fabrics. Dimensions: 17"w x 22"h x 10"d. 3,800 cubic inches.