This four piece cinder block mold is the same one we use to make our CMUs. Made of heavy duty silicone, these things will last forever. You can pour almost any hardening material in here, and they wil Más
Giftbox containing five concrete puzzles - The five concrete puzzles are all composed of six elements except the "factory" which has seven. They are individually packaged in an inventive brown cardboard packaging, and then in a neat d.