Feature●Can be sanded, painted, and used above and below the waterline Not compatible with all paints, Sikkens, Cetol, Deks, Olje●Ideal for teak decks, to bed deck and hull hardware, seal thru-hull fittings, and underwater seams Will bond to fiberglass, wood, metal, glass, and itself●Cures to a firm flexible rubber seal with excellent waterproofing and adhesion qualities. Can be applied underwater for emergency repairs. Can be applied to damp surfaces.●A long lasting, permanently flexible marine polysulfide sealant which can be sanded, painted***, and used above and below the waterline.●Ideal for teak decks, to bed deck and hull hardware, seal thru-hull fittings, and underwater seams. Will bond to fiberglass, wood, metal, glass, and itselfDescription BoatLIFE Life-Calk Polysulfide Sealant & Bedding Compound 1034 BLACK 10.48Oz