This concrete-coated concrete kit gives a concrete effect to your supports such as wood, paper mache, metal, etc. Transform your objects into an industrial look. How to use the Rayher concrete coating kit? First, clean the substrate to be coated. Apply a layer of concrete paste over the entire surface of the substrate. Allow to dry slightly. Again, smooth the dough onto the support with a sponge. Let it dry and harden now. Once dry, wipe the entire surface with a clean sponge. Finish by passing the black or white stain, by inserting on the cavities. This kit contains: 1 pot of concrete effect of 250 ml, 2 pens creative concrete stain of 25 ml (white and gray), 4 sponges, 1 instructions Use with caution.