A premium hydration companion designed to keep your beverages at the optimal temperature throughout the day. Crafted from 90% recycled 18/8 stainless steel, this tumbler features double-wall vacuum insulation that keeps drinks cold for up to 9 hours and iced for up to 40 hours. The ProTour Flip Straw lid offers a leakproof design with a flip-up straw that secures shut when not in use, making it convenient for on-the-go hydration. Its ergonomic handle ensures easy carrying, and the narrow base fits most car cup holders. The tumbler is dishwasher safe for easy cleaning.