Package contents: You will receive 18 pieces necklace cord empty stone holders in Black. Enough quantity to meet your different DIY needs or as a nice gift to share with your friends and families. Nice Material: these empty crystal necklace holders adopt texture that makes difference with ordinary necklace rope bracelet rope on the market, strong and sturdy, non-toxic and wear resistant, not easy to deform or break, durable for long time use. Size information: Each empty stone holder is about 4 cm/ 1.57 inch long, can safely hold your ornaments, crystals, quartz, beads and pendants, then tighten and clamp them together, and you will get a crystal holder pendant necklace jewelry, bring you more energy and inner peace. Adjustable length: The hand-woven necklace cord has a circumference of 30 inches, equipped with Black Agate bead that can adjust the length, can be adjusted from 0 to 30 inch to suit your needs of different sizes, suitable for people of all ages. Novel Gifts: the necklace cord empty stone holder suitable for stone, crystals, beads, pendants, which is very suitable for making jewelry, crystal pendants, cage,crystal pendant,bracelets, necklaces and other DIY crafts, and can be given as gifts to family members and friends.