Transparent Acrylic Beads, Bead in Bead, Cube, Faceted, Dyed, Mixed ColorSize: about 16mm wide, 16mm long, 15mm high, hole: 2mm, about 210pcs/500g.What are bead in bead acrylic beads? According to the usual thinking, that means the beads are two-tier. Yes, that's right. White beads in inner layer are surrounded by transparent acrylic beads in outer layer. This design makes the beads more mysterious and beautiful. It can be used for many kinds of decorations for its exquisite size and appearance.