Chervon Beads are glass tube beads with a star pattern cross-section of many layers. The ends display a pattern as a zig-zag. Chevron Beads are also called rosetta or star beads. The chervon beads was invented in 15th century Venice and were used as a trade bead. Quantities are done by weight so actual amount of beads may vary. All bead mixes are over weighed to compensate for any that may be damaged. Beads may have a chalky appearance - which can easily be cleaned by wiping with a damp cloth. This powder is from the manufacturing process and is harmless (although I don't recommend consuming it!) Variety of colours. Although the photo is an indication of the bead mix, the actual beads you receive may vary