Perfect for use as spacer beads, these 3mm jet ab druks will give your designs contrast and color. They are made from opaque black glass coated partially with an iridescent finish. This pack contains 100 beads. Create a multi-strand design or add these beads to earrings. Glass making in the Czech Republic is an age old cottage industry. Czech glass druks are round pressed-glass beads made in the Czech Republic. These beads are still made in small quantities by hand. Be sure to explore the rest of our Czech glass druk beads for other colors and sizes.