Venetian Beads: Butterfly beads. This glass bead is about 7/8in. long, with a vertical hole, as pictured. These beads have a textured surface made from molten glass frit. The surface is always beautiful, but never perfect. Irregularities are a sign of the handmade nature of this bead. Snowy night is black-white. Highest quality Venetian beads handmade from Murano glass.