Made in the Czech republic these are glass Rizo beads. Rizo beads are 2.5 x 6mm drilled once through the top of the bead. These glass beads are slightly shorter than a dagger and slightly longer than a drop. Glass Rizo beads work really well with size 11/0 seed beads. Together, these beads make a nice herringbone or peyote stitch. This Rizo bead is offered in a wide range of colors and finishes. This color is a warm transparent topaz. We are selling these glass Rizo beads in 10 gram bags. That will get you approximately 150-160 Rizo beads.