Unique design features Ultratherm insulation in body and lid. Holds ice for up to 7 days at 90 degrees Fahrenheit. Lid features an upgraded quick-access hatch with locking knob. Molded fish ruler and tie-down loops on lid for added functionality. Oversized hinges feature stay-open detent and oversized DuraFlex latches provide secure lid closure. Reinforced comfort grip swing-up handles. Threaded drain plug with stainless steel tether is garden hose compatible.