1, volcanic rocks have the function of preventing trace radiation. Since the nuclear leak in Japan, volcanic rocks have been widely used as radiation protection ornaments.

2. Volcanic rocks contain a large energy magnetic field, which can promote the metabolism of cells, get rid of blood stasis, regulate the digestive system, burn excess fat, and play the role of detoxification, beauty and physical fitness. Because volcanic rocks have great functions and strong efficacy, bracelets made of volcanic rocks are very valuable.