phiten RAKUWA Magnetic Necklace EXTREME Tribal Black 50cm stiff stiff blood Phiten advanced technology Men [Improves shoulders] [Improves neck]

Material: Body (fabric)/72% polyester, 28% polyester lame (inner string)/Magnetic clasp/Aluminum, magnet, stainless steel Gender: Male/Female Size: 50cm Color: Black Technology: Metax Medical device certification number: 224AGBZX00119000