Product DescriptionMaterial: Rubber + Acrylic Size: 36.5*31.5cm Style: Grey Snowflake Color: off-white Quantity: 1 Piece Package Contents: 1*1 warm water bag. SAFE AND DURABLE - The hot water bottle is made of high quality natural rubber and does not contain any harmful substances. The inner material is rubber and the outer layer is knitted fabric, providing softness and warmth for children, adults and parentsin cold winter days and nights. 2. GREAT WARMTH - U-shaped thermos provides comfortable, long-lasting warmth for neck, shoulders, back and stomach. Especially good for tension or cramps. The thermos cap is velvety soft on the skin and is the perfect substitute for a hug. 3. SOFT COVER MADE OF KNIT - Soft and fluffy knitted cover keeps you safe. This heat pack comes with a soft plush protective case. It regulates the temperature more tightly, allowing you to have a comfortable night and is ideal. A thermos with a lid cancalm you down and keep you warm, especially during winter.4. LARGE CAPACITY - Thermos with lid provides comfortable warmth for the entire body. Thermos with size 36.5*31.5cm. A hot water bottle can be used in a variety of ways to provide a comfortable,warm warmth to the whole body. Note: For your safety, do not use boiling water. Don't pack too much water. 5. IDEAL GIFT - Ideal for Christmas, Mother's Day, Father's Day, Birthdays and other holidays. Whether traveling, at home, in the office oroutdoors, it is very practical and an ideal gift for friends and family. WUZHOU