The Stanley Quencher H2.0 FlowState™ 40 oz tumbler is designed for maximum hydration with smart features and dependable cold performance. Made from durable double-wall stainless steel with vacuum insulation, it keeps beverages cold for hours and iced even longer. The FlowState™ 3-position lid supports reusable straw sipping, direct drinking, or a fully closed top to help minimize splashes. A comfort grip handle offers easy carrying, while the narrow base fits most cup holders, making this large-capacity tumbler ideal for long days and active routines. Do not microwave. Hand wash recommended. For cold beverages only.