engravable 925 silver jewelry wholesale How can I not slide the crystal elastic line

14k body jewelry wholesale Crystal elastic lines do not open:
1, beads, string the elastic lines to string the beads, and separate the elastic line into the elastic line to fold the folding ring, so that the knot is more firm.
2, knots, move the beads to the head in order, and make the elastic line at the tail to two repeated single knots.
3, handle the line head, cut off the excess line head, and keep 0.5-1 centimeters when cutting off. Then pull the thread head into the beaded hole next to each other and organize the distance between the balls to prevent the knot faste from being loose. The elastic line of the above steps is not easy to slide.