Drybox featuring tough polycarbonate construction, stainless steel hinge and latch pins, interior foam liner, easy open durable latched, pressure release slot and lock holes. Waterproof up to 90 feet for 30 minutes. External dimensions: 8.315â€L x 5.086â€D x 2.56â€H. Internal dimensions: 6.89â€L x 3.70â€D x 2.01â€H.