Pro Strength Cleaner removes acrylic and enamel paint from graffiti, spray paint overspray, paint spills, wall markings & paint transfer. (Not designed for latex paint) Water-based, biodegradable formula is safe to use on exterior walls, vehicle exteriors, signs, and interior walls Also great for home messes like permanent markers on painted walls and overspray on craft projects Easy to apply foam clings to vertical surfaces for fast coverage & easy tracing. No harsh odors or chemical smells