The Pelican 1750 black long equipment case is watertight and airtight up to 30 feet for the ultimate protection of your valuable items. brbrThe black Pelican long protector case is constructed of lightweight structural resin with a neoprene O-ring seal and automatic purge valve. Features of the large equipment case include easy-open double throw latches for added security, strong polyurethane wheels with stainless steel bearing, and fold-down handles. Three-piece high density foam protects your valuables from damage. brbrThe inside dimensions of the long Pelican watertight protector case are 50 1/2 x 13 7/16 x 5 1/4 inches. The case is ATA-approved.