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. Its custom shape reduces freezing time and multiple size options mean that you can outfit everything from your Roadie® 24 to your Tundra® 350 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. Specs Dimensions: YETI ICE™ 1 lb - 8" x 2 5/8" x 1 5/8" YETI ICE™ 2 lb - 8" x 5 3/8" x 1 5/8" YETI ICE™ 4 lb - 10 3/4" x 8" x 1 5/8"