The soft touch "Saturn" pattern exterior of this multi-function travel tumbler is easy to grip and BPA free. The interior is stainless steel and features a 2 piece infuser basket that can be used to steep tea or infuse fruit water. Triple insulated to keep hot beverages hot for 12 hours and cold beverages cold for 24 hours. Every Grosche product sold provides 50 days of safe drinking water for people in need.  Hand wash only.  H 9", W 2.5"  15.2 oz.