DAP's most advanced latex sealant technology. It combines superior flexibility and durability of a silicone with the easy tooling, excellent paintability and low odor of latex. Provides excellent adhesion and a watertight, weatherproof seal. Cured caulk is mildew resistant. Easy water clean-up. Interior/exterior use. 50 Year Durability Guarantee. Meets Federal Specification TT-S-00230C, Type II, Class A and ASTM Specification C 920, Class 25.