CO. MARMI elegant choice of stone slabs and tiles includes elegant Italian natural stones but also foreign exotic stone we have discovered during our business trips throughout the decades. All stone tiles and slabs present standard sizes, thicknesses and surface finishes, which can be configured with our natural stone selector in the product detail pages, but custom stone tile sizes and depths can be discussed with CO. MARMI R&D Department. In the product detail pages of the natural stone slabs and tiles, the customers will find a comparative table which illustrates the features, such as color, surface finish, possible applications, of the single stone.