Hot and cold gel pack designed for use in various therapies when applied to the area to be treated. It maintains the temperature for a long time and helps to soothe the pain quickly. Its use in cold helps to treat acute trauma, ankle sprain, muscle rupture, tendonitis, dental discomfort, bruises and blows. Its hot use helps to treat chronic pathologies, prolonged muscle injuries, stiffness, before exercise, muscle contractures, spasms and joint stiffness. Includes a protective cover.