Easy to use spray top for precise application on all decoupaged surfaces. Works with any decoupage medium to add extra shine. Provides a gloss protective coating without harmful aerosol fumes or concerns about environmental issues. Acid-free, dries crystal clear to a tack-free finish. Non-toxic and even waterproof for permanent results. Avoid shaking the bottle before spraying, as this will prevent bubbling. Spray bottle straight down and not on a vertical surface to avoid running. Hold bottle six inches away from item to be sprayed.