This snake chain necklace is styled in shining 18K yellow gold. It secures with a lobster clasp. This necklace is nickel and lead-free. It is waterproof, so do your daily routine without having to take it off. We have necklace from 16-inch to 38-inch long and 1.2mm, 1.6mm, 2mm, 2.5mm and 3 mm wide available. *** Free velvet gift pouch included.