Come and Check Our Branding Solutions.Made of the highest quality food grade stainless steel. Does not absorb bacteria or preserves the flavor of the beverage, easy to clean. Double walled and vacuum insulated tumbler provides a sweat proof and condensation free cup exterior. Extra thermal copper lining conducts even temperature retention that keeps hot beverages toasty for over 3 hours and cold drinks chilled for 9 hours. Pls check inventory and detailed info before placing your orders.