140mT (1400G) x 6 rare earth permanent magnets are built into silicon to fit around your neck. It feels refreshing and light to wear, improving blood circulation in the neck and shoulders and relieving muscle stiffness. Equipped with 5 stainless steel decorative rings that are rust resistant and gentle on the skin. The decorative ring is movable, so you can enjoy STYLE by changing its position according to your preference or occasion. It is a resin clasp type that can be easily fastened and removed, and it has a back fastening specification. The φ5mm loop is made of water-resistant silicone. It can be worn in a wide range of everyday situations.