ITEM NAME:Square Reusable Gel Ice Pack Hot Cold Bag for Injury Pain Reducing Tool Blue img *{margin:0;padding:0;.Good Choice for injuries or sprains and will help reduce the swelling. An upgraded alternative to ice and dry ice. It has more applicability and is easy to use, hygienic and versatile. To prevent the temperature from being too low or too high, it is best to wrap it in a towel or cotton cloth when you start using it.