YETI Hopper Flip 8 Cool Bag, Portable & Insulated Backpack Cooler, Charcoal

HYDROLOK ZIPPER - Our YETI- tough, 100% leakproof and high performance zipper. ColDCELL Insulation – Closed-cell rubber foam offers fare superior cold-holding to ordinary soft coolers. DRYHIDE SHELL - Our DryHide Shell is made from a high-density fabric that withstands punctures and UV rays. Both the interior and exterior materials are also treated to be mildew resistant – prolonge the life of your cooler. WIDE-MOUTH OPENING - Allows easy access and visibility to your contents. The Hopper Flip 8 can hold 11 cans (only), the Hopper Flip 12 can hold 24 cans (only), and the Hopper Flip 18 can hold 30 cans (only).