This hot water bottle can warm you in the cold winter because of its long heat preservation time; and it uses cute cartoon animal designs, such as rabbits and dinosaurs, etc., which can add fun to your life.What it can provide you is a removable hot water bottle, and its cloth cover is washable, and the color will not fade after washing. In addition, the inner tank is heat-insulated, making it safer to use.Made of PVC and plush, it is durable and soft.There are 4 styles for you to choose from, and the length is 21cm, the width is 20cm.Hot water bottle bag is good for relieving menstrual cramps, aching muscles and joints, arthritis, sports injuries.Item Name: Hot Water Bottle BagMaterial: PVC,PlushFeatures: Long Lifespan, Cartoon Design, ConvenientHolding Time: 4-8 HoursCapacity: 400MLSize Details: 21cm x 20cm/8.27' x 7.87' (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Hot Water Bottle Bag1 x Plush Bag