Blue Pearl Faux Colorants have exceptional light-fastness and were specifically formulated to be used exterior if need be. Faux Colorants are excellent for tinting wall glazes, and are also used for stenciling and fine art work. Due to their exterior capability, they are also successfully used for exterior mural work. Blue Pearl Faux Colorants are very concentrated and are pure pigment with no fillers or extenders. Blue Pearl colorants are the choice of hundreds of artists and faux finishers across the country. Packaged squeezable bottles with flip top lids for easy of dispensing.