[Premium Material] -- The product is made of premium Material Compared to the traditional rubber hot water bottles, this one is more durable, with a comfortable soft cloth cover and longer lasting insulation.[Stay warm all night]--As long as you keep this insulated , it will stay warm all night long.[Safe & Easy to Use] -- Hot water bottles have passed 24 hours of explosion-proof and leak-proof test before leaving factory. Please fill 3/4 of 80 degrees of water into it.[Hot and cold therapies]--Hot water bottle with cover can be used as hot or cold compress for relieving muscle aches and pains, relieving menstrual cramps, neck shoulder knee numbness, drive out the cold in winter to keep warm, and cool down in summer with cold compresses, sports injuries, etc.[After-Sales Guarantee] -- You can return the undamaged hot water bottle and its packaging for 30 days without reason. We offer a one-year warranty. Feel free to contact us by email at any time. Product Description