An ice chest, also commonly referred to as a cooler, is an insulated container designed to keep food and beverages cold for an extended period. It is typically made with a hard plastic or metal exterior and a layer of thermal insulation that reduces heat transfer, maintaining a low internal temperature when filled with ice or ice packs. Ice chests come in various sizes, from small portable options suitable for picnics to large, heavy-duty models used for camping, fishing, or tailgating. Many ice chests feature secure lids, sturdy handles for easy carrying, and sometimes built-in drainage plugs to release melted water. Some high-end models also include wheels for convenient transport, cup holders, or compartments for organized storage.