Flex Glue MAX is an easy-to-use, super strong, waterproof adhesive with amazing instant grab and hold, eliminating the need for braces, screws, and nails, in most cases, now with 180% more coverage. Specially formulated to work on all types of surfaces, Flex Glue MAX can be applied on dry or wet surfaces, even underwater! Water-based and solvent-based glues can shrink up to 40% at times. Not Flex Glue MAX. Unlike other brands, Flex Glue MAX will not shrink or crack. Plus, with no run or drip it can be applied overhead. Use Flex Glue Clear and Flex Glue White for all kinds of repairs. Excellent for metal, wood, foam, rubber, tile, ceramic, marble, porcelain, glass, granite, brick, concrete, stucco, plaster, stone, masonry, drywall, sheet rock, fiberglass, some plastics & vinyl's, composites, PVC, EPS, EPDM, roofs, and more.