The Dicor Seal-Tite Patch is a water-resistant sealing tape that utilizes Gray Matter adhesive technology to provide aggressive grip and superior adhesion. This flexible compound permanently seals seams, cracks, and tears on EPDM rubber and other roof surfaces. The self-adhesive patch provides maximum durability and UV protection and will not crack, peel, or harden. Fast and easy to apply - just peel and stick - the Seal-Tite Patch is ideal for use on roofs, sidewalls, holding tanks, and more. When installed according to directions, this sealing tape provides immediate leakproof results. Contains no harmful VOCs. Permanently seals seams, cracks, and tears For use on EPDM rubber and other roof surfaces Fast and easy to apply - just peel and stick! | Seal-Tite Patch, 6" x 6", White in Grey