Miracle Cover is the World's Greatest water based silicone Rubber sealer used for waterproofing, water resisting and Anti Graffiti protection on a myriad of materials; wood, concrete, stucco, mixed into and coated over paints, clothes, street signs, bricks, tile/tile grout, pavement and on and on.. Because it's water based, Miracle Cover won't harm you or the Environment, it's safe to use just about anywhere since Miracle Cover is non toxic.Miracle Cover is also Recommended and used by Architects, Home Owners, Engineers, Building contractors and many do-it-yourselfers to waterproof and protect just about everything!