White Magic Bloc creates the look of realistic block. Apply directly to the painted surface to create the look of mortar, miniature interior or exterior walls, foundation, chimney, fireplace, or any place you choose! Perfect scale texture, color and feel for an amazing realistic effect. Whether you call them concrete block or cement blocks, SW531R provides about 4 square feet of 1-inch (1:12) scale blocks for your dollhouse or other miniature structure.