Sto Clear Coat Sealer Matte is an acrylic based exterior/interior topcoat sealer that provides a matte finish. Use it to protect vertical, above grade, applications of Sto GraniTex^©, Sto Decocoat^© and StoCreativ^© Granite finishes and to enhance color and fade resistance of StoTherm^© ci system finishes and Sto Coatings.