The Stanley Stainless Steel H2.0 FlowState Quencher 40oz Tumbler is a high-quality, durable beverage container designed for outdoor enthusiasts and adventurers. Made from high quality stainless steel, this tumbler is vacuum insulated to keep your drinks cold or hot for hours. It features a unique FlowState technology that ensures your drink stays at the perfect temperature, while the 40oz capacity allows you to carry enough liquid to last you all day. The tumbler also comes with a leak-proof lid that prevents spills and ensures your drink stays fresh. With its sleek design and sturdy construction, the Stanley 40oz H2.0 Stainless Steel FlowState Quencher Tumbler is the perfect companion for any outdoor adventure.