GREEN BRAND ActiKine Hot/cold compresses Flexible Reusable Ergonomic 26x43cm Hot and cold therapy Medical device 1 unit Hot/cold shoulder pads: flexible, reusable, for hot and cold, microwave or water bath therapy Cold: helps reduce body temperature and pain. Cold use: sprains, tendinitis, strains, muscle strains, elongations, small burns, bumps and bruises, headaches and migraines, nosebleeds, dental inflammation, tennis elbow, stings and insect bites. Warm: helps improve blood circulation and relieve fatigue. Hot uses: to warm cold hands and feet, rheumatism and arthritis, muscle stiffness, lumbago and back pain, menstrual pain, neck pain and stiff neck.