The 3M™ Nexcare™ ColdHot™ Therapy Pack Comfort (N1571TI-DAB) is a versatile and reusable solution for natural pain relief. This pack can be used for both cold and heat therapy, making it ideal for treating a variety of conditions such as bruises, sprains, headaches, back pain, and menstrual cramps. It features a soft fleece cover and an adjustable fixing band for comfortable and secure application. The pack is non-toxic, safe for the whole family, and easy to prepare by either freezing or heating in a microwave or hot water. Cold compress, for example, helps the bruises, sprains, headaches, toothache, insect bites or acute inflammation. Warm relieves the compress complaints such as back pain, menstrual pain or rheumatoid arthritis. Very easy to use: For cold treatment keep the compress in the freezer or in the freezer compartment of the refrigerator. For heat therapy heat up in hot water or in the microwave.