TubeSox are also used to control the climate of bottles and cans, they are just made without the foldover flap. They fit many sizes of sports bottles, and still fit in bike bottle cages. TubeSox also fit soda bottles, sports water bottles and beer cans. See our page "About BottleSox and TubeSox" to find your perfect size. Also check out our test data to see how cold your bottles and cans will stay!