The Stanley Quencher H2.0 FlowState Tumbler features double-wall vacuum insulation in durable stainless steel, designed to keep beverages cold for hours. Its FlowState lid and included straw enable smooth, spill-resistant sipping, ideal for active lifestyles. Engineered for performance and convenience, this tumbler offers reliable temperature retention and easy portability, making it a practical choice for hydration on the go.