Portland Stone is a type of limestone commonly used as a building material throughout the British Isles. Available in 12″ x 18″ gluedown tiles, our Portland Stone design combines warm beige and mid-gray tones to create the perfect contemporary, neutral backdrop in any room of the home. This design has optional Dark Mackintosh or Dark Mosaic borders. Looking for this design in our rigid core format? Visit SCB-ST13-G.