Goof Off Concrete Cleaner and Oil Stain Remover cuts through the toughest concrete grease, oil, and dirt - satisfaction guaranteed. This super clean degreaser has a powerful, concentrated formula to remove the deepest concrete stain and oil. It works the first time by penetrating oil on contact. To use apply a diluted mixture to surface-level stains or pour directly on the area for tougher, deeper stains. Watch the oil dry to a powder and then sweep it up to leave your concrete or driveway cleaner than ever.