Safe and EffectiveIdeal for foot and ankle pain relief. The gel pack is versatile and safe to use on the knee and foot area. Ice packs stay soft and pliable when frozen and double as heat packs when heated. These gel packs are latex-free and non-toxic. Enough for the whole family and a must for any first aid kit. PAIN RELIEFOur gel ice packs are comfortable for dancers, athletes, football and basketball players, and sports injuries. Provides cooling or thermal relief for broken, sprained, weak, arthritic or injured ankles or feet. Gel packs can be placed over the foot for ankle pain relief or under the foot for arch pain relief. Easy to usePut it in the refrigerator ice pack. The gel remains elastic when frozen. Will freeze hard below -12 degrees Fahrenheit. Or put in the microwave for 10 seconds at a time for hot wrapping. Therapeutic treatment lasts up to 15 minutes. AdjustableOne size fits all. Breathable foot patch with adjustable straps can be worn on the left or right foot. The hot/cold wrap provides compression support, covers the front and sides of the ankle, and allows for walking while providing relief and faster recovery.