Add some style to your decor! This porcelain tile from the USA will add a lasting beauty and value to your home. Gray Flow Matte Muretto Stone Look Porcelain Mosaic tile is part of the Marble Systems’s Waterfall collection, and it comes in a grey color, size 12x24 and a matte finish. Tailored for indoor and outdoor applications, these versatile porcelain mosaic floor and wall tiles provide a timeless style and exceptional durability throughout your spaces. Browse our huge online collection or come to our tile store in Waltham, Massachusetts and get the best tile deal!