The Era tumbler is designed to provide leakproof convenience, making it the perfect companion for on-the-go sipping. It comes with a fully leakproof lid that is suitable for cold and carbonated drinks, a ColdKey™ metal straw to reduce plastic waste, BevGuard™ technology for keeping ice intact for more than 24 hours, and a cup-holder friendly base for a hassle-free 30oz beverage experience on your daily adventures.

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.