These 55QT heavy duty cooler, the original high-performance cooler, is roto-molded for toughness & durability. It’s filled with a insulation in the lid, on the sides & the bottom, helping to retain cold & ice for up to 5-7 days. Montauk ice chest is tough as well as user-friendly. You can use the lid as a cutting board, put your water bottle on it while fishing, open your favorite drink with latch opener, or haul the ice chest with rope handle. whether you are going fishing, camping, or having a backyard barbeque this roto-molded Cooler 55-quart Cooler with fit all your needs.