Bostik Colours for Cement have been specifically formulated to colour cement, renders (e.g. walls, swimming pools), mortars and flooring (sand/cement screeds, granolithic floor). Bostik Colours for Cement use pigments that conform to EN 12878: 2014 and are lightfast, with easy dispersion into the dry mix. They are suitable for interior and exterior use and are intermixable to give a wide range of shades.