Rose flower concrete or plaster craft mold 1104 Plastic Mold to use with concrete to make stepping stones Measures 11 1/4 inches across and is 1 3/8 inch thick Each order comes with easy to use basic instructions Decorative rose flower concrete stepping stone mold. The finished rose will measure approximately 11 1/4 inches across and is 1 3/8 inches thick. All of our molds can be used with concrete, cement, plaster, soap and resin. Comes with basic instructions for creating your pieces. Our molds are made of several different blends of polyethylene plastic which allows you to use the molds over and over. Our plastic is somewhat flexible so it allows for your finished pieces to be removed from the molds easily. This is a mold to pour into to make your own stones.