Explore honest Icemule Coolers ICEMULE Pro XL Portable Backpack Cooler - Heavy-Duty for Every Adventure, Superior Insulation for Ice-Cold Drinks, Comfortable Lightweight Design, Hands-Free and Built Tough, Collapsible and Adaptable (Matte Black): Matte Black 33 L video reviews from the Flip community to help you find out if it’s the right product for you.