From Brumate, this insulated tumbler features:   Era Flip 30oz is the world's first 100% leakproof, covered, flip-down, straw tumbler. It has our fully leakproof SlideSeal™ lid that works for both cold and iced carbonated beverages, SoftSip™ silicone straw so every sip feels like a luxury, ColdKey™ metal straw for minimizing the amount of plastic sitting in your water, BevGuard™ technology to keep your drinks cold for 24+ hours, and a cup holder friendly base so you can enjoy your favorite beverages, free of leaks and spills throughout your daily journey. Made for stress-free sips. Fully leakproof SlideSeal™ lid that works for both cold and iced carbonated beverages Era Flip 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 SoftSip™ silicone straw so every sip feels like a luxury ColdKey™ metal straw for minimizing the amount of plastic sitting in your water BevGuard™ technology to keep your drinks cold for 24+ hours, and a cup holder friendly base so you can enjoy your favorite beverages, free of leaks and spills throughout your daily journey. Made for stress-free sips. Cup holder friendly Capacity: 34-oz Empty weight: 1.31 lbs. Approx. 9.87" H (inc. straw) x 5.62" W (inc.handle), 3" dia. (bottom) Most finishes are top-rack dishwasher safe, with exception of Dark Aura which are hand wash only Look at the bottom pad on your product to check if it is dishwasher safe Imported.