Keeping your drinks hot or cold has never been easier with the Fendt Urban Peak Vacuum Sealed tumbler! Copper-lined, vacuum-insulated deep draw liner maintains optimal drinking temperatures and provides 8X heat retention. This tumbler can hold ice over 24 hours and keeps beverages hot for up to 10 hours. Stainless steel and dual walled construction have a sweat-free design and features unique, spill-proof AS plastic flip top design with Tritan snap locking closure lid. Hand wash only recommended.