From Brumate, the Eclipse Resa Straw Insulated Tumbler, 35-oz features:  Leakproof Ü-Turn™ lid that works for both cold and carbonated beverages Era Tumblers are 100% leakproof with cold beverages and carbonated beverages with ice when in the locked position. Not recommended to be used in the locked position with hot beverages ColdKey™ metal straw for minimizing the amount of plastic sitting in your water BevGuard™ technology to keep ice for 24+ hours, and a cup-holder friendly base so you can enjoy 35-oz of your favorite beverage, free of leaks and spills throughout your daily journey Capacity: 35-oz Empty weight: 1.29lb (20.5oz) Approx. 9.35” H (with straw) x 4” D x 5.48" W Look at the bottom pad on your product to check if it is dishwasher safe Imported.