Gorilla 2.8oz Silicone Sealant - Do not use on wet, damp, frozen, or contaminated surfaces. Not paintable. Not for use in underwater applications, aquariums, on brick, masonry, cementitious materials, or on metals sensitive to corrosion including brass & galvanized metals. For general auto/marine applications - not for under hood or direct gasoline exposure. Bonds with metal, ceramic, plastic, tile, vinyl and more! Indoor and outdoor use. Adhesive form is silicone. Assembled product weight 0.23 lbs.