Flex Glue strong rubberized waterproof adhesive instantly bonds, seals, and repairs virtually everything. Super thick adhesive clings to the surface and can be used on dry or wet surfaces - even underwater. Instant Grab holds objects in place, eliminating the need for braces. Cures in 24 to 48 hours and reaches maximum strength in 7 days. Mildew and UV , paintable, solvent free, VOC compliant, low odor, and will not shrink or crack. Will not drip, easily applied to vertical and overhead surfaces. Indoor/outdoor.