Long lasting ice protection and excellent insulation performance: a super large insulation box with a six sided fully insulated design on the box cover, upgraded insulation. Improve insulation and preservation effects. Easy to open: The double opening design of the box cover has a unique design patent. The box cover is detachable and easy to use. Durability and versatility: Removable partitions effectively reinforce the box. The closed lid can support 252 pounds, and after closing the lid, the cooler can become a chair.