Simple style. Dragonfly eye glass beads are brightly colored and exquisite in craftsmanship. When wearing, you can choose simple clothes to highlight the beauty of jewelry and make glass beads the highlight of the overall shape. Coloured glass, also known as "glaze color", is made of artificial crystals (containing 24% lead dioxide) of various colors (colors are made of various rare metals) and fired at a high temperature of 1000 degrees.