From Brumate, this insulated tumbler features: A new Era of straw tumbler is here. Our Era tumbler is totally leakproof, and made for stress free sips on the go. 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 30oz of your favorite beverage, free of leaks and spills throughout your daily journey Capacity: 20-oz. Empty weight approx. 1.4 lbs. (0.63kg) Approx. max height: 9.8" (with straw) max width: 5.4" (with handle) min width: 3" (cup holder friendly) Most finishes are top-rack dishwasher safe - look at the bottom pad on your product to check if it is dishwasher safe Imported.