VERSATILE APPLICATIONS - Adding hot water for hot compresses provides comfortable and lasting warmth to your neck, shoulders, back and abdomen in cold winter, especially for teenage girls or ladys in special periods, helping relieve menstrual pain and creating a relaxing atmosphere. This mini hot water bottle can also be added cold water or crushed ice for cold compresses to ease pain of sprained ankles and sore muscles, so convenient and simple. EASY TO FILL AND POUR WATER - Equipped with a leak-proof stopper to prevent hot water from spitting out, our wrap around hot water bottle features a wide opening to allow water in and out easily and safely. The maximum capacity is 1000ml, while it is recommended to fill it up to two-thirds, about 700ml. COMFORTABLE AND SOFT - The waist belt is made of fleece with double inserts for extra soft comfort while keeping your hands and waist warm. The hot water bottle cover helps to prevent the heat from coming into direct contact with your skin, which can cause burns. DURABLE AND SAFE - WARMTUYOU cute hot water bottle belt is made of natural rubber for maximum safety and perfect heat transfer, keeping the water warmer for longer.We recommend that the temperature of the poured water does not exceed 80 degrees Celsius. 3-IN-1 DESIGN - This upgraded hot water bottle has 3 parts, including a 1 liter hot water bag, a cute waist belt and a hot bag cover, bringing warmth to different parts of the body after filled with hot water. What a perfect gift for kids, children, adults and the elderly.