The Retro Series by Ceramiche D'Arte, is a beautiful, rectified porcelain that is offered in a cement look but a much safer and easier tile to have. With the porcelain, you do not have to worry about staining or the pattern wearing off. Available in 12 different styles in an 8" x 8" tile size. It takes 4 tiles to make the pattern. When you order, the box quantity will have 24 pieces or 6 sets of patterns in the box. These are Frostproof and can be used outside with proper installation techniques.