Superior quality, multi-purpose sealant. Offers long-lasting flexibilty and excellent adhesion. Provide a weatherproof, watertight seal. Resists cracking, crumbling and chalking. Interior/exterior use. 50 Year Durability Guarantee. Meets Federal Specification TT-S-001543A, Class A. 10.1 fl oz push tube. 12 per case. White. DAP Inc