The Qwetch thermo bottles are the flexible solution for your drinks to go. The stylish, leak-proof thermal bottle is made of double-walled stainless steel and is ideal for taking hot and cold drinks with you. It keeps drinks warm for up to 12 hours and cold for up to 24 hours. Hand wash, do not put in the dishwasher, microwave, oven or freezer. Please do not fill with carbonated drinks. If the contents are hot, do not store near children. Not suitable for storing milk products for babies. BPA-free. When using carbonated drinks, the filling quantity should be reduced. Advise children to open the bottle carefully as pressure may escape when opening.