Igloo Stainless Steel 54 quart Cooler Body and lid constructed of durable, rust-resistant stainless steel Cool Riser Technology offers an elevated design to promote airflow underneath for improved cooling performance Ultratherm foam insulation keeps contents cold Wide stainless-steel swing-up side handles with comfort grips Premium stainless-steel hinges, latch and hardware for maximum durability Convenient bottle opener Triple-snap leak-resistant drain plug for easy draining of melted ice Contoured lid with stacking slots makes for easy storage or display of multiple coolers Keeps ice 4 days