YETI ICE is filled to the brim with science, dialed in to the most effective temperature to maximize the ice retention of any cooler, with a durable design that is break-resistant. It's custome shape reduces freezing time and multiple size options mean that you can outfit everything from Roadie 24, Tundra350 with yeti ice.. It works as an ice supplement, a welcome addition to your ice stash to make sure your contents stay colder for longer. 1 lbs.