Warm Up To 4-6 HoursComfortable plush waist cover: comes with a plush waist cover, designed with super soft double insert, keeps your hands and waist warm at the same time. Helps to prevent the heat from coming directly into contact with the skin, which can lead to burns.Best gift: Hot water bottle can effectively relieve discomfort in the neck, shoulders, back and stomach and relax the muscles of the whole body. It is suitable for children, babies, adults and the elderly. It is the warmest gift for the family in winter.Durable and safe: the hot water bottle is made of rubber to ensure maximum safety and to transfer heat perfectly, keeping the water warm for longer. Comes with an anti-splash stopper, safe and easy to let water in and out, prevent water from splashing out.Recommended suggestions: for more safety, the temperature of hot water should not exceed 80 degrees Celsius. It is recommended to fill it up to two thirds.Hot water bottle contains all the love you want to express