Made for stress-free sips, the Era 20oz is the newest addition to our 100% leakproof straw tumbler collection. It features our Ü-Turn™ leakproof lid, a ColdKey™ stainless steel straw with a silicone tip for bite-resistant comfort, and BevGuard™ triple insulation that keeps your drinks cold for hours. Compact, cup holder friendly, and built for hands of all sizes - Era 20oz delivers the same performance you love, now in a smaller size. 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. *Recommended for ages 6+ Excluded from all sitewide promotions, including our Black Friday Sale.