Yasuda 750 ml Steel Vacuum Flask - YS-SF1000 

This 750 stainless steel bottle is expertly designed to keep your drinks hot for 24 hours and cold for 24 hours, ensuring refreshment or warmth all day long. Its durable construction features an inner 304 stainless steel layer and an outer 201 stainless steel finish, offering excellent insulation and longevity. Enhanced with a copper-coated interior, it maximizes temperature retention. The bottle's high-quality PP and silicone materials meet FDA standards for safety and quality. A PVC bag is included for added convenience, making this bottle ideal for on-the-go hydration in style.