Flex Tape is a super strong, rubberized, waterproof tape that can patch, bond, seal and repair virtually everything. Flex Tape grips on tight and bonds instantly. So easy to use for any emergency! And it's so strong, it even works underwater. Flex Tapes bond will increase with time and pressure. USE ON: PVC, acrylic, metal, steel, copper, aluminum, wood, ceramic, porcelain, tile, glass, rubber, fiberglass, stucco, plaster, stone, cement, concrete, dry wall, EPDM roofs, some plastics, fabrics, vinyl and so much more! Comes in Black or White for all your needs! EXCELLENT FOR: Roof leaks, gutters, down spouts, boats, kayaks, personal water crafts, canoes, outdoor equipment, mobile homes, RVs & campers, PVC & plumbing pipes, sprinkler systems, pools and spas, windows, doors, walls, seams, vents, air ducts, HVAC s creates a super strong, waterproof seal, DIY projects and so much more!