Create the natural look in your home with these stunning Potomac Sand, Carrara Marble effect wall and floor tiles. Inviting the illusion of raw materials into your home is a major interior design trend. The marble effect design is random, and varies from tile to tile - giving you a lifelike, natural variation.Potomac is a large tile in sizes, 60 x 60 and 60 x 30 cms and are perfect for creating a stunning bathroom or floor space. The edges are rectified, Meaning the sides are perfectly straight, which allows for a much tighter tile joint.