Designed to relieve neck pain or swelling with the Chattanooga ColPac Neck Contour ice pack. Delivering up to 30 minutes of soothing relief, this cold compress for the neck applies targeted icing to the injured, tired or sore muscles. Simply lay down and place a thin towel or cloth between your skin and the ice pack, and ice. With this reusable ice pack, you can use it again and again. Features: - Reusable - 21" long - Contoured to fit your neck - Stays cold up to 30 minutes - Meant for cold therapy only; is not designed for hot therapy.