Insulated Stainless Steel Vacuum Flask Travel Mug, Leak Proof Beverage 16 Oz Water Bottle, Pink Stainless steel 16 oz vacuum thermos insulation keeps beverages hot for 12 hours or cold for 24, preserves flavor and freshness, 5 year warranty on heat retention. Perfect for coffee, tea, kids, teens and adults. Durable and sanitary 18/8 stainless steel interior and exterior withstand the demands of everyday use BPA free flip-top lid with built-in sipping design, button activated and additional clasp for secure travel Wide mouth opening for easy cleaning and so you can add ice to keep your beverage cold. Compact design takes up minimal space while maximizing capacity for effortless transport and storage; stays cool to the touch with hot liquids and is condensation-free with cold The flip lid is tightly fitted to provide easy drinking and carrying when traveling, at the gym, outdoors activity i.e. Hiking, Mountain Climbing, Running, Biking, Swimming, etc. Perfect even for use at Home or office settings when you just want your drink kept at a certain temperature.