QUANTITY -The necklace cords comes with 48pcs of black waxed necklace strings with lobster clasp, they are enough for DIY necklace, bracelets and other jewelry making, easy put your pendant on it PREMIUM QUALITY-The necklace strings are made of high quality Wax line, and elegant, the extension chain, keep long-lasting color, classic lobster claw clasp, easy to put on or ADJUSTABLE SIZE- Waxed necklace strings are 20 inch long, thickness is 1.5mm, it comes with 2 inch extension chain with lobster clasp, you can adjust the length according to your needs, suitable for man, woman and kids GIFTS - Black Necklace Cord with Clasp is suitable for everyone, and stable for long time use, you can add a pendant or other jewelry, this necklace rope for must be an essential , and you can match any accessory to stimulate your imagination. for DIY jewelry making