What it is:Long-lasting iridescent eye shadow.What it does:Diamond Eye Shadow is the marriage of two great MAKE UP FOR EVER products. It combines the subtle iridescence of Diamond Powder with the intense, long-lasting color of Eye Shadow for a spectacular finish. Nylon Powder helps the shadow glide on easily, while pure synthetic mother of pearl emphasizes each shade's color and intensity.Sephora is the exclusive beauty retailer for this product.