Description What are 4Head strips? 4Head strips help to relieve headaches and migraines, cooling and soothing to help you to feel better right away. Ideal for those who suffer with migraines and can’t or don’t want to take tablets. These 4Head strips are easy to apply and can be used for up to 6 hours, helping to keep the pain at bay whenever you need it. How will this product help to relieve my migraine? 4Head strips use an advanced hydro-gel strip, which provides an instant cooling effect. It does this by absorbing water and using evaporative cooling to soothe your forehead. 4Head strips also contain the active ingredient levomenthol, which has a cooling painkilling effect and helps to relax the muscles in your head and neck.