Description:Material: Copper, will not do any harm to your hair.Size: Length: Approx. 10 mm / 0.39 inch, Diameter: Approx. 6mm / 0.24 inch.Quantity: 5 pieces; Plenty of braiding locks can meet your needs for decorating your hair.Easy to open and close,just open down the side and then close around the hair Works well and adjustable,designed for dreadlock,hair beauty, great braiding hair decoration jewelry.Warm tips: metal dreadlocks are small and hard, please keep away from children.Package Includes:(3 Pack)5x Hair Extensions Beads