The high-quality hot water bottle is made of food-grade silicone, odorless and recyclable, high-quality raw materials and exquisite workmanship are also the best choice for gift giving. Can be on Thanksgiving, Christmas, Chinese New Year, Birthday, Mother's Day, Valentine's Day and Father's Day. Microwave safe: remove the knit cover and fill with cold water, make sure to fill with cold water. You should heat the bottle within 3 minutes. Microwave heating power must be less than 800W. This bottle can also be used for cold compresses. Fill it with cold water and put it in the freezer, you get an ice pack. Cold compresses can relieve pain, sports injuries, reduce fever and cool down. SAFE AND EASY TO USE: Hot water bottle for pain relief, safe and reliable. Leak-proof and explosion-proof. Never fill with boiling water, always check the stopper for damage and leak test by inverting. Unique design: special pattern design on the surface of the hot water bag, thickened PVC liner, so that the hot water bag has a more durable heat preservation effect. Wide mouth design, easy to fill with water.