Products Features: 💖 The 12 constellation horoscope necklace is made of titanium steel and glass 💖The length of the chain is 24 inches, the diameter of the crescent is 1.1 inches, and the diameter of the disc with glass in the center is 0.7 inches . 💖 The zodiac necklace has a non-fading, non-irritating, non-allergic surface. The glass bead is spherical polished, non-deformable. 💖 The pendant lights up in the dark after the glass bead has absorbed medium light (shine with a flashlight on your mobile phone). 💖A dainty, unique necklace that can be worn every day. This Necklace will be a good gift to your family and friends