Ceramic Glaze will not crack, craze or yellow in time, stays completely clear. A one-part quick drying water-borne Ceramic Glaze, can be applied by brush or air-brush. Coating is usually touch dry within 30 minutes to 1 hour, depending on the ambient temperature. Artists dry powder pigments can be mixed with Rustins Acrylic Ceramic Glaze. It is compatible for use over some cellulose, acrylic, epoxy and oil based paints.