Be amazed with this 40 oz. double wall vacuum insulated stainless steel tumbler. The tumbler features a solid ergonomic handle, splash-proof straw opening, a lid that can be adjusted for right or left handed use and a PP liner to keep contents hot or cold. Best of all, this tumbler is budget friendly for any promotion, trade show or event. Hand wash recommended. Material: Stainless Steel, Copper Lining, Polypropylene Liner and Silicone.