These amazing tumblers serve as a great gift for a relative friend or for yourself. This tumbler has advanced insulation technology: Double-Wall Vacuum insulated thermal design is good for keeping your drinks warm or cold for a longer time, so you can use it in any season. Also, our tumbler comes with a push-on Tritan lid to keep any dust particles getting in and stop major spills. It's safe and Durable: our tumbler is more durable than other ordinary plastic, and we add a silicone base to keep it from sliding on slippery surfaces and reduce the noise. Get yours today!