The Davinci Tool Trigger Point Occipital Neck Massager is a versatile self massage tool that will help you relieve headache pain and soothe tired, sore muscles. Simple and easy to use and the perfect travel companion. Take it with you anywhere; to work, on vacation or you can even use it in your car. It will relieve stress, muscle spasms, trigger points and improve posture.Place the Davinci Tool Trigger Point Occipital Neck Massager at the top of the neck and base of the skull. Lie back and relax. Or place it under the shoulder blades to relieve shoulder aches.Position the tool anywhere there is tension, muscle spasms or soreness and lie back and relax. Let the tool do the work for you. Each side of the DaVinci Tool has a different application. Turn it and try all sides for the one that is best for you. The DaVinci Tool can also be used as a hand tool to work on a partner or yourself.