The Stanley IceFlow Flip Straw Tumbler is a versatile and durable hydration solution, perfect for on-the-go use. With its thoughtful design and high-quality materials, this tumbler is ideal for staying hydrated during workouts, commutes or any outdoor activities. It features a sleek and ergonomic design, making it comfortable to hold and use. The stainless steel construction ensures durability and resistance to rust, while the double-wall vacuum insulation keeps your beverages at the desired temperature for extended periods. The leak-proof design ensures that you can carry the tumbler in your bag without worrying about spills. The built-in handle adds to the portability, allowing you to attach it to a backpack or carry it comfortably.