Fienza Cast Stone has a velvet smooth matte finish, and are moulded in one-piece with no joins. This means a sleek modern style that is easy to clean. LONG LASTING – These Solid Surface products are a cut above the rest, showing no yellowing or cracking over time like some cheaper alternatives on the market. Our product is the same solid material all the way through, meaning it can be sanded & refinished as new. – 25 year structural warranty. – 5 year replacement or repair warranty.