Star Burst Era 40ozStar Burst Era 40oz

A new Era of straw tumbler is here. Our Era tumbler is totally leakproof, and made for stress free sips on the go. It has our fully leakproof ??-Turn? lid that works for both cold and carbonated 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 40oz of your favorite beverage, free of leaks and spills throughout your daily journey.

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.