Real 18K Gold Plated-- The oval lobster claw trigger is made of real 18k gold plated brass, strong and durable, shiny and smooth appearance, comfortable to wear and not easy to fade. 2 Colors-- The lobster claw clasps have 2 colors, gold and gunmetal color. Each color has 10pcs, total 20 pcs. Sufficient quantities and colors are enough for your various jewelry making needs. Suitable Size-- The Lobster Claw Clasp measures about 6mm wide, 12mm long, 3mm thick, 3.8mm hole. It can match most necklaces and other accessories and fully meeting your needs. Wide Application-- Perfect for DIY projects and repairs. You can use them to complete bracelets, necklaces, chains, pendants, anklets and pendants. Or you can also fix necklaces when rings or lobster claw triggers are missing. Easy to Use-- The lobster claw clasp is with an open jump ring, which can be easily connected to the necklace or bracelet, rpair your jewelry or make a new one.