Collapsible Neoprene Can
Here's a little more about this product:
Constructed of high quality neoprene (wet suit) material, this style provides a long, lasting cool. It’s bright colors and smooth surface are ideal for printing finer design details. Flexible and still able to fit in your pocket, the collapsible neoprene can cooler not only fits a 12oz can but fits quite snugly around your standard 12oz bottle as well!