BANDEL Healthcare Necklace Earth Limited Edition Magnetic Necklace Black x Octagon, (52cm, Silver)

---------------------------------------------------------------------- Size: 47cm (loop 45cm/head 2cm), 52cm (loop 50cm/head 2cm) Quality and Materials: ＜Loop＞ PVC TPU compound material + samarium-cobalt magnet (maximum magnetic flux density: 140mT) ＜Head＞ Titanium Medical device certification number: 301AGBZX00071000 The BANDEL Healthcare Necklace is a jointly developed model between BANDEL and Hogushiya Lab. "Octagon" is characterized by its sharp "octagonal" shape.