The Stanley The IceFlow Flip Straw 30oz Tumbler is the perfect companion for both fitness enthusiasts and frequent travelers. It features double-wall vacuum insulation that keeps your beverages cold for hours, making it an essential addition to your drinkware collection. The built-in flip straw offers effortless sipping, while the snap-shut design ensures secure, spill-free use. This tumbler is not just practical - it's also sustainable, made from recycled plastics retrieved from discarded fishing nets. It's dishwasher safe, adding to your convenience, and comes with an easy-to-carry handle, making it portable for workouts or commutes. It's a stylish, functional, and eco-friendly choice for your everyday hydration needs.