You can count on this sturdy 20 oz. stainless steel tumbler to keep your hot and cold drinks well insulated for hours. It has a slightly tapered silhouette and features a high lip slider lid with room for a straw. You can count on this sturdy 20 oz. stainless steel tumbler to keep your hot and cold drinks well insulated for hours.Made of high quality stainless steel that doesn't change the taste of your beverage.