Dorian Circle Anthracite Multiuse Tiles 250mm x 250mm - Box Of 16 (1m2). The dramatic Dorian monochrome tile creates an instant impact with a bold geometric shape. Porcelain will effortlessly inject a touch of class into any home. Renowned for its strength and durability, porcelain is versatile and our Dorian range is available in anthracite. The medium square 250mm x 250mm tile is easy to apply to walls and floors throughout the home. The matt finish makes the Dorian range perfect for a contemporary or traditional style.