Meet the leakproof, tough-as-nails, carry-the-day soft cooler. Around here, we call it the Hopper Flip(TM) 12. Its wide-mouth opening makes for easy loading and access to your food and drinks. Its compact, cubed body means ultimate portability - go off road, onto the water, and back again with this personal cooler. And its extreme insulation means your ice is staying ice. DRYHIDE(TM) SHELLThe Hopper's high-density fabric is waterproof and resistant to mildew, punctures, and UV rays. The liner is made from an FDA-approved food-grade material.COLDCELL(TM) INSULATIONClosed-cell rubber foam offers far superior cold-holding to ordinary soft coolers.HYDROLOK(TM) ZIPPERThe toughest, highest-performing waterproof and leakproof cooler zipper in the world.