Built to last, the Polar Bear 24 Pack Original Nylon Soft Cooler features a lightweight 1000-Denier Nylon outer shell, YKK #10 zippers, high-density foam, and a patent-pending sew design. When packed correctly, this cooler can hold ice for up to 24 hours in 100-degree heat. Whether you are at the game, on the boat, in the woods, or on the course, this cooler is the perfect companion to keep your beverages cold.