Era 40 oz. Tumbler - Sage Red Wing ATS® technology provides ergonomic support

ATS® technology provides ergonomic support whether you're on your feet or in the saddle

This ring is the perfect

Cushioned insoles

This collar is made with durable 1" Ripstop Nylon webbing ("Dura-Hide") that is waterproof and coated with polyurethane

Era 40 oz. Tumbler - Sage Red Wing ATS® technology provides ergonomic supportA 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