Say hello to the coolest cup ever. Crafted from stainless steel with proprietary triple insulation, this vacuum-sealed wonder of a water bottle will not quit. Corkcicle's tumbler will keep your beverages hot for 3 hours and cold for 9—even longer if you add ice! With its easy-grip sides, no-slip bottom, and shatterproof drink-through lid, you're assured a stylish, spill-free sip every day of the week.