Recommended by physical therapists! 【Simple Massage】Stimulates acupressure points mainly on the buttocks, lower back, and back. Just use it for 4-5 minutes per spot, 10-15 minutes a day, to relieve stiffness and correct the pelvis. 【Handmade Acupressure Tool】The acupressure balls are designed based on ergonomics and can be freely repositioned. It helps improve lower back pain, and Shinro Kakuta also uses it. 【Refresh Body and Mind】Some people may feel pain at first, but it will gradually disappear. If the stimulation is too strong, using a towel will soften the sensation. 【Durable Material】The body is made of wooden rubberwood (natural, moisture-resistant, non-discoloring, wear-resistant, and highly durable), and the thickness and curve of the body fit the massage balls deeply to your body. LPYSFW Pelvic Adjustment Acupressure Ball, Pelvic Correction, Shoulder Blades, Buttocks, Lower Back, Back, Shoulders, Neck, Foot Acupressure Massage ◆Product Name: LPYSFW Pelvic Adjustment Acupressure Ball, Pelvic Correction, Shoulder Blades, Buttocks, Lower Back, Back, Shoulders, Neck, Foot Acupressure Massage Instructions are included. New and unused. Please only purchase if you understand that this item has been stored at home. Please refrain from purchasing if you are sensitive to such matters.