These handmade Stud Earrings are made with 8 mm faux Druzy Cabochons, which are set in Black Stainless Steel Bezels, with Black Stainless Steel Butterfly Backs, and Silicone push backs. These Earrings give off Blue Sparkles when they hit the light. Color: Sparkling Red/Multi Measurements: 8 mm NOTE: Please expect color, shape, and size differences due to the fact that these are handmade Druzy Cabochons and no two are alike.