This product has been carefully designed with material selection and shape to address concerns about electromagnetic waves in daily life. The design features a double-ring structure and a unique aesthetic, with the theme of comfort and harmony in everyday life. The design of two overlapping rings, one large and one small, is intended to balance space and energy flow. The contrast between the textures and shapes of the different metals creates a calm impression while maintaining a strong presence. Made of zinc alloy. Large ring diameter: approx. 5cm, small ring diameter: approx. 3cm, total length: approx. 48cm (including cord). The length of the cord is freely adjustable, and the product is lightweight yet has a luxurious finish. In addition to its design as an accessory, it is also popular with those interested in the "waves" of electronic devices and living spaces. Electromagnetic Wave Protection Necklace, Zinc Alloy (2 Rings) Pendant, Adjustable