Size: about 10mm in diameter, 9mm thick, hole: 2mm.
Look like the precious gemstone - Cat Eye? These beads do imitate cat eyes beads, but they are made of resin. These colorful resin beads would catch your eyes if you see them at first sight.
They are widely used in jewelry and craft design, or even fashion design. Elegant shapes and alternative colors let them become one kind of the most popular goods.