Give your old, "seen before" fly patterns a whole new look with the Montana Fly Company Lucent Tungsten Beads. These shiny, anodized, round beads offer a metallic look, and since they are made from tungsten, the beads will sink flies into the strike zone quicker than standard bead heads. 20-pack. Shiny anodized beads offer a metallic look Made from dense tungsten Sink quicker than standard bead heads