Exterior Dimensions (L x W x D) 9.37" x 5.56" x 2.62" Interior Dimensions (L x W x D) 8.25" x 4.25" x 2.25" Totally watertight, crushproof Rubber liner for extra protection doubles as o-ring seal Pressure Equalization Valve - balances interior pressure, keeps water out Easy open latch Stainless steel hardware Lanyard Lifetime guarantee