Material:Neoprene Material:SBR, Magnet, Spandex, Elastic Band Size:M Color:Black and White Weight:250g Function:Improve bad posture, back pain relief Series: Aofeite Posture Corrector brace support Accept:OEM ODM Logo:Customized Certificate:CE FDA ISO13485 Product name:Magnetic Therapy Back Support Clavicle Adjustable Posture Corrector