Flex Tape super strong adhesive. Thick rubberized backing. Even works underwater. Super strong, rubberized, waterproof tape that creates a flexible, rubberized, waterproof barrier. Specially formulated with a thick, flexible, rubberized backing that conforms to any shape or object. This powerful adhesive can be applied hot or cold, wet or dry, even underwater. Instantly seals out water, air and moisture and can patch, bond, seal and repair virtually everything. Extra wide to quickly cover large cracks, gaps and holes. It is UV resistant, environmentally friendly-VOC-free and has a wide temperature range so it can be used in extreme weather conditions. Recommended surfaces: 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 A strong, rubberized, waterproof tape that can patch, bond, seal and repair virtually everything. Thick, flexible, rubberized backing that conforms to any shape/object. Instantly seals out water, air and moisture creating a watertight barrier. Extra wide for large cracks, gaps and holes. Application hot, cold, wet, dry, underwater. High performance, waterproof applications. Excellent for: Roof leaks-gutters-down spouts-boats-kayaks-canoes-personal watercrafts-outdoor equipment-mobile homes-RV's/campers-PVC-plumbing pipes-sprinkler-above ground pools, windows, doors, walls, ceilings, seams, vents-air ducts, HVAC-DIY Can withstand temperatures from -70ºF to 200ºF and extreme weather conditions Environmentally friendly, VOC-free