Large sizes to meet the needs of use Large 6This size is suitable for children youth adult menwomen and the elderly according to the size of the pain area to choose the right size ice cold pack for themselves Largemouth cap design leakproof large mouth cap design is conducive to easier to put ice cubes in addition when hot compresses the largemouth cap can also be better injected into the hot water to avoid hand burns Note Hot water should not be boiled for hot compress therapy and it is recommended not to pour water hotter than 50C122F works best Safe durable Largemouth cap design leakproof large mouth cap design is conducive to easier to put ice cubes in addition when hot compresses the largemouth cap can also be better injected into the hot water to avoid hand burns Soft and flexible textiles keep water hot or cold much longer than other ice packs Effective hot cold therapy Cold therapy adding the right amount of ice and water to the ice bag to relieve muscle aches swelling sprains and the usual toothache headache etc Hot therapy hot water is added to water bags to relieve pain such as upset stomach back head and joints etc A musthave for home outdoor office the hot and cold compress bag is lightweight waterproof foldable and easy to carry When you go out you can use the injury ice pack to relieve pain when you sprain or falls At home or in the office when the shoulder and neck fatigue pain can be relieved with a hot compress