Small Water Bottle Bag for Hot Cold

This microwave heating bottle is made of food grade silicone and is BPA-free. It can be heated in a microwave and can also be filled with hot or cold water for use as a hot or cold compress.It can be easily carried and will stay warm for about 3 hours outside or 4-8 hours indoors or in bed. Children can use the bottle with adult supervision. Do not use boiling water or corrosive liquids to wash it.