... 2. For relieving fevers, headaches, toothaches and sprains.5.3. to reduce body temperature, ... Pouch the product body with your fist, and puncture the small bag in the package(by ... granulated chemicals in it dissolve in water, and the package beings to cool.6.4. keep ... reduces heat and relieve pain and swelling.7.2.More convenient and useful for driving, traveling, fishing, mountaineering and camping.7 ...