10pcs Pack Snake Chain Necklace 20" Length, 1.5mm Thickness, Light Bronze - Plated Brass Beautiful smooth chain in good quality, ready to wear and hang your pendant-on. Made of brass, electroplated in light bronze color. Brass chains more safety than other economy base metal materials. These brass chain are lead and nickel safe, made to snake smooth style. Chain diameter is 1.5mm and length measure 20".