? How to use: You can use the needle to go through pendant, beads, or charms. Then enclose the needle through the little gold bead to close the opening. Little gold bead has silicon inside as a stopper. You can also use the needle to adjust the size. ?One bracelet include 2 stabilize beads to hole your bead in place. ? Material: medal, gold platted. ? For Wrist size from 16.5cm to 19cm. or 6.5 inches to 7.5 inches. ?Shape of the bracelet is not flexible. ?The thickness of the bracelet is 1mm. So the hole of your Beads or Charms can not be less than 1mm. The beads cannot be too big because the bracelet is not soft, if the beads are too long then it can't go inside.