Reusable 500ml bottle with double inner wall, made of stainless steel, steel and BPA free. Modern design, suitable for daily use in liquids. Dual vacuum structure to keep drinks cold for up to 24 hours and warm up to 12 hours. The internal temperature is not transferred to the external part. Waterproof stainless steel metal screw cap with built-in safety silicone and metal inner base. Not compatible for use in a microwave oven. Hand wash, not dishwasher safe.
