Relief Pak Cold n’ Hot Sensaflex Compress / Pack General Purpose Large 25 X 33 cm Fabric / Gel Reusable - EachHot Cold Pack Relief Pak Cold n Hot Sensaflex Compress General Purpose Large 10 X 13 Inch Fabric Gel Reusable When heated, the compress soothes discomfort from stiff neck, backache, arthritis, sprains and bruises When chilled, the compress soothes discomfort from injury, sprains and strains, muscle soreness, bruises, swelling and tension headaches Comfortable soft fabric conforms to the curves of your skin and is gentle on the skin, frost free, and