Sandable and paintable, resists vibration and bending failures by curing to a tough, flexible consistency that creates an air and watertight seal between mating surfaces. Bonds to Polyethylene Starboard & Marine Lumber, PVC, Hypalon(R), ceramic, rubber, polyurethane, glass, acrylic, steel, fiberglass, polycarbonate, wood, ABS, aluminum, Lexan(R) and dissimilar materials. For above or below the waterline, in wet or dry areas. Color: Sand White.