Star Brite Silicone Sealant, Black 10.3 oz. (300 ml.)

The #1 selling marine sealant is a 100% marine grade silicone that won't turn yellow, shrink or sag. Remains flexible from -70° to +480° F. Bonds to fiberglass, plastic, wood, glass and metal. Unaffected by sunlight, weathering, most chemicals and solvents. Excellent for deck hardware and can be used above or below waterline.