YETI Thin Ice Medium size is a newly designed to be slimmer than most ice packs. It is engineered to completely replace the need for regular ice inside your Soft Coolers, Lunch Bag and Boxes. You don’t have to choose between saving space and keeping your goods fresh for as long as possible. Lightweight to take a long any hike. Dimensions: 7.25"H x 5"W x 0.9"D.