After stripping a car or repairing a panel you should replace the seam sealer to protect your work from the elements. Eastwood’s high-solids paintable Seam Sealer leaves a factory-like finish and will not crack, harden or sag. Seals cracks, crevices and body seams as well as waterproofs and insulates. It will adhere to paint and tack dries in 15 minutes and air dries in 1 hour. Remains flexible. Black in color. Can be painted in 60 minutes. Use on firewall and trunk seams, fender extensions, tail light openings, etc. Uses standard caulking gun.