This chain is so trendy & pretty, it is done with tubes of blue lapis with 4mm sapphire swarovski crystals with black jet czech glass beads & silver plated accents. it is approx 29 long.it is strung on 49 strand nylon coated flexible non kinking wire, it just flows when it hangs from your glasses. approx 2829 long. Shimmering Blue Genuine Lapis Crystal Eyeglass Chain Holder