[High Quality] These black cord necklaces with clasp are made of braided wax rope and premium alloy, made with smooth edges won't hurt your skin; strong and durable, can keep your pendant ; soft and flexible, good drapability, beautiful appearance, adds charm to you [Easy to ] This necklace cord is equipped with a lobster clasp and alloy extension chain, which is easy open to and you can adjust the length according to your needs. If you want to add some beads, you can remove the extension chain first, string the beads in, and then the extension chain again [Wide Application] Our necklace cord is suitable for jewelry making, such as beads necklace, crystal pendant bracelet, metal pendant bracelet, or double tie necklace (made by two necklace ropes). The necklace cord is perfect for jewelry production of various styles, the best choice for manual DIY [Perfect Gift] This waxed cord necklace is 2.0 mm in diameter and 17.7 inches in length, plus a 1.97 inches metal extension chain, a set of 50 pieces, which can meet your daily . Our necklace cord is definitely the best gift for your family and on birthdays, Christmas, Thanksgiving and other festivals Colour: black Material: wax thread + alloy Package Contents: 50 x Necklace Cord Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.