10.1 Oz Cartridge 18065 DAP Alex Painter's Acrylic Latex Caulk - White Highly flexible and durable for a waterproof seal. Cured caulk is mold and mildew resistant. Easy water clean-up. Exceeds ASTM Specification C834. For interior and exterior applications. Paintable and water clean-up. 25-year durability guarantee. Seats in one hour.