17 oz. Tritan Lexington Stemless Wine / Tumbler It is made with USA material which is Tritan plastic, BPA free. Contains absolutely zero toxic chemicals. Perfect for everyday indoor and outdoor use. . While other clear plastics or stainless products lose their luster after repeated dishwashing. Products made by Tritan from Eastman retains its color and gloss even after hundreds of dishwasher cycles. usings.