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Tired of flimsy drink sleeves soaking your gear? The innovative Monster Cooler uses patented technology to keep hands dry and drinks frosty. Made of durable EVA foam, it's top-rack dishwasher safe and wipes totally clean from stains. Adjust the flexible sides to perfectly fit standard or oddly shaped bottles. Take it anywhere without worry – floats if dropped in water and weighs only 4oz in your bag. Bring to the beach, pool parties, camping, fishing, and it makes an excellent reusable cup.