Marine coolers are built to withstand harsh environments of life on the boat. UV inhibitors help protect against sun damage. Ultratherm insulation in body and lid retains ice up to 5 days in 90F temperature. Marine-grade extended life hinges. Stainless steel screws are rust resistant. Plastic latches are ultra-durable. Non-slip comfort grip handles. Integrated fish ruler on lid. Threaded drain plug. 120-Quart capacity holds up to 188 cans.