According to indian people Nazar Suraksha Kawach is represents to be the most powerful tool. It helps to protect negative energy in one's life. It is believed to ward off evil eye influences and negative influences in one's life. It contains evil eye beads that are worn to protect one from evil looks. These attractive beads look very classy and give a fancy look. Metal-925 sterling silver. Item type-Charm bracelet/ beaded bracelet. Weight-12.990 grams approx. Length-Adjustable(we can adjust length from 7 inches to 9 inches.) Stamped-925. Small stone size-3 mm. big stone size-4 mm approx. Material-Silver box chain, silver beads, black onyx beads, blue crystal eye stone. Makes excellent gifting and collectible jewelry.