Enjoy worry-free sipping on-the-go with the Mocha 40oz Era Tumbler! This leakproof tumbler, complete with a ColdKey™ metal straw to reduce plastic waste, uses BevGuard™ technology to keep your ice frozen for 24 hours. Plus, its cup-holder friendly base makes it perfect for all your daily adventures. Say goodbye to spills and leaks and choose the Era Tumbler for all your beverage needs!
 

Era Tumblers are 100% leakproof with cold beverages and carbonated beverages with ice when in the locked position. Not recommended for use with hot beverages.