Carrier beads are manufactured by Preciosa a traditional Czech Republic company, considered a world standard glass bead manufacturer known for their range of precision-cut, crystal glass and related product beads, est. in the 1940’s. The quality and durability of Czech Seed Beads far exceeds that of other manufacturers. For crafting and beading creations. These beads are smooth to the touch beads have two drilled holes to accommodate multiple strand stringing use for unique high-quality jewelry. Just the right rectangle size of bead to design handmade stunning creations. Opaque means (light does not shine through). Luster colors (soft sheen satin looking colors) Size: 9 x 17 mm, 2 hole carrier, 0.9 mm hole