Engraved Brumate, 40 Oz. Brumate Era, Laser Engraved Tumbler, Western BruMate Era Tumbler 40 oz Ollie and June BruMate Era 40 oz Tumbler in Guava DWER40GVA GUAVA Glik's Brumate Era 40oz Tumbler Josie's Boutique BruMate Era 40oz Tumbler SCHEELS.com. No spills, no stress. The Brumate Primrose 40oz Era Tumbler seals tight to keep your drinks exactly where they belong. Its ColdKey straw and BevGuard technology lock in ice for 24 hours of pure chill. Cup holder friendly and ready for anything. 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. Brand: Brumate