Keep your drink the perfect temperature with the Toadfish Anchor Non-Tipping Beverage Holder. This beverage holder is made with high-grade stainless steel with a rubber interior for durability. It securely fits all popular 16-ounce to 32-ounce tumbler cup brands and most insulated water canteens and features patented SmartGrip technology that allows the holder to stick to any smooth surface but makes it hard to tip over.