Reusable Ice Bag for First Aid, Sport Injury, Pain Relief, and Cold Therapy.

Simply add ice and a little cold water for your perfect ice bag. Through restricting blood flow, the icepack decreases swelling, reduces muscle spasms and importantly reduces pain. cold therapy can be used for headache, toothache, sprain, bruises, bumps and other sports injuries while hot therapy can be used for muscle pain & spasms, sprain, strain & stiffness etc.