White Lila Vega (purple color) Czech Pressed Bicone Beads 4mm - A high quality 1-hole Czech glass bead perfect for simple stringing and basic beading designs. Choose your favorite colors and finishes to create projects using 4mm bicone patterns as the Czech pressed bicone bead is a machine cut bead with faceted edges that are similar to the crystal bicone bead. Czech Pressed Bicone Beads have 1 hole and measure 4mm. They come in a package of approximately 100 beads.