Flex Seal Spray Rubber Sealant Coating, 14-oz, Brite (2 Pack) Blends with lighter surfaces and reflects heat! The Easy Way to Coat, Seal and Stop Leaks Fast Sprays out a liquid that seeps into cracks and holes Dries to a watertight, flexible rubberized coating Great for Gutters, Window Trim, Roofs, Cement, Driveways, Pipes, Fountains & More