Features :Silicone Hot Water Bag -- Made from food grade silicone, soft odorless and recyclable. Wide mouth design, easy to fill up water and put the ice in.
With Knit Cover -- There is a soft knit cover to prevent the hot surface from being in direct contact with your skin to cause burns.
Warm for 3 hours -- Water injection hot water bottle holds the heat longer than traditional rubber bottles. Easy fill wide mouth, anti-spurt lip. Easy to tighten screw top bottle cap.
Microwave oven Available -- Can be heated by microwave oven, take off the knit cover and fill in cold water, the heating time is 2-3 minutes and the heating power should be not over 1500W.
Ice Bag Function -- Fill with cold water then put it into refrigerator, you will get a ice bag. The silicone water bag can be used as a cold compress for pains, sports injuries, fever and reduce swelling.