Do not miss the most popular Tumbler of the year. Enjoy a beverage by drinking through the straw on lid with slide closure or place a 12 oz can inside the tumbler fixed with the interchangeable rubberized ring. You choose! Durable double wall stainless steel vacuum construction with copper insulation which allows your beverage to stay cold for 24 hours and hot for at least eight. Screw on lid with the rubberized slide closure. The construction also prevents condensation on the outside of the tumbler. Wide opening for comfortable filling and pouring. Leed's exclusive. 12 oz.