It is mosaic Mother of Pearl and Fiber Optic cufflink. It has a painstaking craftsmanship and the finest materials. The continuously evolving Daniel Dolce Italy collections of cufflinks are created from handmade glass, semiprecious and vintage stones, and sterling silver. This line also includes collar stays and pins, tie bars, and formal sets. This Amber Specks Mosaic Mother of Pearl and Fiber Optic Cufflinks accessories will provide the perfect finishing touch to the modern gentleman's fashion ensemble.