YETI ICE is a tough product that provides superior ice protection. The product is an ice substitute that uses science to find the most effective temperature to maximize ice retention in any cooler. Its custom shape reduces freezing time, and multiple size options mean users can add it to a wide variety of coolers in many sizes. It is available in 1-pound, 2-pound and 4-pound sizes.
You can find more information on the Yeti Coolers website.