These beautiful Jablonex Czech glass seed beads in size 6/0 are ideal for beadwork, beadweaving or even as bead spacers. Color: Transparent Crystal AB. Czech Color #58205 Aurora Borealis (AB) - an iridescent coating which produces an oil slick look. It is sometimes called rainbow or iris. The base color of the bead does influence how the final bead color ‘reads’. Size: 6/0. They measure about 3.5mm wide & 4mm in diameter. Hole size is about 1.4mm. Strands are approximately 20 long.The beads are packaged in temporarily strung, 6 strand hanks. Approximately 950 beads per hank. Each hank weighs approximately 70 grams (2.5 ounces). The photographs are much larger than the actual items. Please refer to the measurements above for size accuracy. Czech Seed Beads 6/0 Trans. Crystal Clear Ab 31677 , Transparent Glass Beads, Size Jablonex Bead, 4mm