The Pelican 1550 black medium-sized waterproof protector equipment case is watertight and airtight up to 30 ft for the ultimate protection of your electronics. This waterproof equipment case is great for storing and transporting your camera, video equipment, or electronic test equipment. brbr The black Pelican protector case is constructed from lightweight structural resin with a Neoprene O-ring seal and purge valve for atmosphere pressure changes. Features of the waterproof case include locking flanges, easy-open double throw latches for added security, and a comfortable molded grip handle. Pick n' Pluck high-density foam, padded dividers, and convoluted foam lid protect your valuable electronics from damage.brbr The inside dimensions of the black watertight Pelican protector case are 18 15/16 x 14 7/16 x 7 3/4 in. The case is ATA-approved.