Psoas Muscle Release Tool for Back Pain Relief and Personal Body MassagePsoas Muscle Release Tool And Personal Body Massage For Release Back Bain, Trigger Point Physical Th Massage when Sleeping-Specially designed for hip, back, waist, neck, calf, shoulder, thigh massage to remove mucle stiffness and soreness. Strongly recommend you use before sleep and after warm shower. Pain relief and Pelvic Correction-The personal body massager has been proved great effect to pelvic correction and pain relief for hip, back, waist, shoulder, neck, calf, neck and thigh because of millions of experiments before product launch. Safe and Premium Raw Material-For the sake of customers' safety and experience, we select natrual premium rubber wood that is moisture-proof, no discoloration, durable and non-toxic for human to guarantee the quality of the tool itself. Handmade Craft-Not only a massager, but also a delicate hand-made craft. From material cutting to finishing, skilled woodworkers lead all the process of making to make sure the smoothness, precise size of any ball and great surface finish. Perfect Gift for Different Ages-Specially suitable gift for people who are backache, hip pain, sore waist and also young people with these problems. Perfect gift on Mother's Day, Father's Day, Teachers' Day, Birthday, Christmas.