Cedar Tan ALEX PLUS Acrylic Latex Caulk Plus Silicone 10.1 oz * Superior quality, multi-purpose acrylic latex caulk plus silicone * Highly flexible and durable. Excellent adhesion. Cured caulk is mildew resistant. * Interior/exterior use. Paintable. Water clean-up. * 35 Year Durability Guarantee. Exceeds ASTM Specification C 834.