Spectrum hot water bag is indispensable for cold winter nights. Simple and practical use of the hot water bag will help you give you hot compresses and relieve your pain, discomfort or stress. Our hot water bottle is an excellent help to get rid of stomach pain, back pain, muscle aches. With its soft cover, you don't want to leave this hot water pillow behind and you can travel easily, especially on a long flight or bus ride. You can also save it to your workstation for easy access when you need it. Its plush case prevents hot rubber from being in direct contact with your skin to cause burns. In addition, it can be used with or without its case. Made of durable material so you can use it safely everywhere. After use, you can wash the removable case in a smooth cycle at 86.0 F. With its fabulous design, this hot water bottle is a fun option as a gift for your friends on birthdays and vacations. , , DIRECTIONS:To ensure maximum life from the hot water bottle please read the following: , Please add the hot water volume to 2/3 of the maximum capacity. After adding hot water, please squeeze out the air from the hot water bottle. When using by children, please parents check for water leakage and supervise the use. , When filling the hot water bottle, please make sure the temperature of the hot water should not exceed 80 degrees Celsius before pouring. , DO NOT USE BOILING WATER:This may damage the rubber. Hold the bottle in an upright position and fill slowly to avoid the hot water splashing back. , Before use, allow up to 20 minutes for the bottle to reach its maximum temperature. Avoid contacting with hot surfaces.