3M Marine Grade Silicone Sealant Clear, 08029, 1/10 gal (Pack of 1) Silicone rubber sealant that is mildew resistant, non-sagging and moisture-curing Remains flexible with excellent resistance to marine environment Adheres to bare and painted metal, fiberglass, glass, non-oily woods and many plastics and abraded rubbers Marine, general industrial Bonding, attaching and assembling High quality silicone designed for the harsh marine environment It is clear in color It forms a mildew-resistant, non-yellowing seal that remains flexible even after years of exposure