The Emmett 18 oz. Tumbler features double wall construction with stainless steel outer wall and polypropylene inner wall to keep your drinks hot or cold for longer and protects your hand from extreme temperatures. It has a beautiful 2-tone finish with brushed steel base and colored body. The Emmett is perfect for hot drinks with its spill-resistant slide closure lid and delightful for cold drinks with its food grade stainless steel straw and silicone tip. FDA compliant and BPA-Free.