Colantotte Magnetic Necklace Wacle Neck Neo GE Limited Edition Gift Set (Black, Medium (Approx. 45cm))

This magnetic necklace was jointly developed by Colantotte and Hogushiya LABO. Its lightweight design makes it a great choice for first-time users. Size: M: Approx. 45cm, approx. 11g / L: Approx. 51cm, approx. 12g Materials: Silicone, POM, ABS, TG rare metal (pure titanium + germanium), and four 140mT (1400 gauss) rare earth permanent magnets arranged in an alternating pattern. Medical Device Certification Number: 228AGBZX00114A01