BOSS blocks odors, stains, and stops bleed thru. BOSS is a problem solver product and not needed for every project. Available in Clear and White. In two coats, BOSS tackles tough set in stains including permanent marker, water stains, and much more. BOSS even masks smoke odors and nicotine smells. Clean first with White Lightning and then apply BOSS. Allow to dry approximately one hour. Apply a second coat of BOSS and allow to dry for one hour before painting with Dixie Belle Paint. WARNING: Harmful if swallowed; keep away from eyes and children.