Dainty gold pearl bar charm necklace ALL materials are tarnish-resistant. Stainless steel & gold-filled supplies are durable & resist corrosion & oxidation. If taken care of, it can last as long as solid gold & won’t tarnish or rub off. SIZING 16-inch option comes with 13-inch chains with a 6 -inch extender. Can be adjusted as small as 13-inches. 18-inch option comes with 15-inch chains with a 3 -inch extender. Can be adjusted as small as 15-inches. Chain options Chain A= cuban link chain Chain B= flat curb chain 18K Gold Plated Dainty Pearl Hexagon Charm Necklace || Tarnish Resistant