Wire Basket This Wire Cooler Basket, designed for the Avenger Hero Jr. 20-Quart cooler, can be used to store food items like sandwiches or chips that you don''t want to get wet. The polyethylene coated steel wire is corrosion resistant and can withstand exposure to ice, water and other liquids encountered inside of cold cooler. Grid pattern helps prevent smaller items from falling through but allows the circulation of cool air.