MX-3 Wallpaper Remover is a waterbase, non-toxic and completely odorless product that removes wallpaper in 90 seconds. It is designed to remove wallpaper in the fastest and easiest way possible without heating, waiting or scraping. It is biodegradable and ready to use. Using a wallpaper scoring tool, thoroughly score paper from top to bottom and side to side. This will allow the solution to get behind the paper and dissolve paste on contact. Next spray a generous amount of solution on the entire suface of wallpaper. Wait 90 seconds and begin peeling off wallpaper. It will remove up to 3 layers of wallpaper. One quart will remove 216 square feet of wallpaper. A quart (32 oz.) bottle comes with a sprayer.