Meet the Isleisy 385ml Stainless Steel Tumbler ml Tumbler ? your sleek, go to companion for hot and cold drinks. Featuring a stylish matte finish with a copper colored accent bottom, this double wall stainless steel tumbler keeps your beverages at the perfect temperature for up to 6 hours. The black leakproof lid ensures no spills on the move. Durable, chic, and practical ? perfect for any occasion.