(8 Pack) 15mm 18mm Blue Green Glow in the Dark Beads - Loose Spacer Bead - Glow Bead 18mm green&blue 2pcs each + 15mm green&blue 2pcs each 2 kinds size, 2 kinds color, 2pcs each, all receive 8pcs 18mm,in inches:0.71" 15mm,in inches:0.59"