Get powerful therapeutic relief from pain and muscle tension with the Bilt-Rite Mastex Health Handheld Massager. It s specially designed with built-in magnets that create a magnetic field for maximum results. This electric massager comes with six different interchangeable massage heads that each have a specific purpose. It has an adjustable head and a twist handle for added ease of use. Suitable for men and women this lower back massager is ideal for relief anytime and anywhere and has a portable design for easy storing and transporting.