Our 12x16mm Puff Rectangle Semiprecious Gemstone Beads are very high quality Gemstone Beads. 12x16mm Puff Rectangle Gemstone Beads are polished to a smooth finish and are approximately 12mm wide, 16mm long, and 5mm thick. Each 12x16mm Semiprecious Gemstone Puff Rectangle Bead has its own unique combination of pattern and color. A Full Strand Pack is available for this item but this is just the sample pack of 6 beads. 12x16mm Semiprecious Gemstone Puff Rectangle Beads are great for chunky bracelets or necklaces. This package contains 6 - 12x16mm Puff Rectangle Semiprecious Gemstone Beads - White Howlite