FDA approved My Breast Friend (Breast Coolers), self cooling strips can go “anywhere” and “anytime” with you. They are so thin you do not even know your wearing then. Insert one under your bust line with or without a bra. These self cooling pads stay cool 4 to 6 hours. Use once and throw away. (no refrigeration needed). Use these evolutionary cooling pads to avoid breast perspiration. Use if you naturally perspire or perspire while exercising, running or participating in sporting activities, or just during daily activities. Get relief from those "hot flashes" and “night sweats” you may be experiencing during menopause or medical treatments. My Breast Friend will give you relief if you are experiencing tender or swollen breasts. The coolness will help eliminate any discomfort you may have even during nursing. There are multiple uses for our cooling strips. You can use them on other parts of your body such as the back of your neck, or even inside your shoes. If you use them inside your shoes, they will also provide a little extra cushion for your feet in addition to keeping your feet dry and comfortable.