On the go relief. Cold Therapy is medically recognized for the treatment of bruises, cuts, lacerations, sprains, minor burns, sinus & tension headaches, insect bites and toothaches. Thera-Med's Instant Cold Pack needs no refrigeration and can be used immediately. Convenient and effect cold therapy wherever you go. Portable, safe and natural pain relief for effective emergency first aid. Contains: Two units - Don't hesitate to use one, you'll always have a spare! Relieves pain. Reduces swelling. Promotes healing. Convenient and disposable. Portable and easy to carry. On the go pain relief.