Multi-Use Gel-Filled Ice Packs or Heat Packs 6.75 X 10.5? Case of 24 Packs For therapeutic relief of sore and stiff joints, muscle tension, cramps, bruises, swelling, muscle spasm and pain. Designed to provide hot or cold therapy. Nontoxic gel design can be brought to preferred temperature through microwaving or freezing. Conforms to body contours to relieve pain and reduce swelling. Pack remains in a soft, gel state to help ensure flexibility even when frozen. Reusable designed cleans easily with soap and water for convenient repeated use.