Soft99 Glass Compound Z Two types of compound combined to easily break down and remove traffic film, glass coatings, oily dirt, and other stains from glass. Includes a hand sponge. Directions : Remove dust and dirt from the glass with water, and wipe off any water drops remaining on the surface. Shake the bottle well. Put the liquid on the gray side of the sponge and polish until the surface doesn't repel the liquid anymore. Cleanly wash off the glass surface. #SOFT99 #GLASS