A new Era of straw tumbler is here. The Era tumbler is designed to be completely leakproof, making it perfect for hassle-free sipping wherever you are. It features our innovative Ü-Turn lid that’s great for both cold drinks and fizzy beverages, a ColdKey metal straw to cut down on plastic waste, and BevGuard technology that keeps your ice intact for over 24 hours. Plus, its cup-holder friendly base means you can carry 30oz of your go-to drink without worrying about leaks or spills during your day.