12 magnets run along your spine to promote blood flow and help ease any pain and discomfort Adjustable Magnetic Therapy Back Shoulder Support Posture Corrector Belt, perfect and practical item that can help you to stand up straight and relieves lower backache. Gently holds shoulder and back in a healthier position Equipped with adjustable Velcro fasteners, lets you to adjust maximum comfortable size easily. Correct posture will easily be developed and your circulation will be improved ! No hunchback any more ! (Waist Size for reference) M: 75-77cm L: 78-90cm XL: 91-95 material 40%polyester,40%SBR, 15%Nylon,5%PU
