J-B Weld 31919 Black RTV Silicone Sealant and Adhesive - 10.3 oz. General purpose black RTV silicone designed for sealing and bonding uneven surfaces Great for weather stripping, moldings, interior trim, windows and more Forms a tough, waterproof seal on most surfaces Sets in 1 hour and will not shrink or crack J-B Weld is proudly made in the USA