[PACKAGE CONTENT]: Come with 8pcs silder chain. 4 colors(gunmetal gold silver rose gold) each color have 2pcs. A plastic box is included to help you store this jewelry findings. [SIZE]: 1mm(0.04") thick 120-126mm(4.72-4.96") long hole: 1.5mm(0.06") stop beads: 8x4mm(0.31x0.16"). You can adjust the circumference to fit the wrist size. [SIMPLE DESIGN]: Two strands of round box chain with slider stopper to adjust the circumference to fit the wrist size. One end of each chain with an open style jump ring you can string directly with your own connector as focal design and make a finished bracelet. Another end of each chain with ball end. [DIY MAKING]: With slider stopper beads you adjust the circumference to fit the wrist size. With jump rings attached you could add your favorite bead link dangle or pendant to make stylish bracelet. [ELEGANT APPEARANCE]: These slider extender chains are a much appreciated "little" extra on finished necklaces and pendants. Elegant appearance and noble design are enough to make a person fondle admiringly.