The Coldest Water Premium Tumbler Cup was built with our coffee drinkers in mind. This 20oz Tumbler will keep your drink hot or cold at least 3x longer than a regular cup. Take it on the go, with the narrowed bottom that fits in 99% of cup holders. Sliding tab lid keeps your drink inside, not out. Great for hot or cold drinks, ice cream, cereal on the go, or your beer at the beach. Fit large ice cubes for your cold drinks, and be rest assured that our double stainless steel walled tumbler will be your new favorite travel cup.