1、High Density Rubber: The hot water jug bag is made of natural premium insulating rubber and it has a slightly textured appearance to maintain the temperature of the liquid. 2、Wide Use: Hot water packs can be used alone to treat pain and sports injuries such as neck, back and shoulder pain, sore muscles and menstrual cramps. 3、Wide Mouth: Wide mouth for easy filling of hot water and spit proof lip to prevent spitting out. But it can only be filled up to two thirds of the capacity. 4、Soft Cover: A grooved plush water bottle cover that is machine washable. Removable cover helps to insulate hot water and remains effective for 6 to 8 hours. 5、2000ML Capacity: This hot water bag has 2000ml capacity and please make sure that the hot water temperature does not exceed 80 degrees Celsius before pouring. Item Type: Hot Water Jug Bag Material: Rubber and grooved plush Gross Weight: 452g/15.9oz Capacity: 2000ml 1 x Hot Water Bag Cover 1 x Hot Water Bag Note: 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.