Dynaflex 230, 5.5 OZ, White, Advanced Indoor/Outdoor Premium Latex Sealant, Waterproof & Paintable, Combines Outstanding Durability, Adhesion & Flexibility With Easy Tooling, Low Odor & Easy Water Clean Up, Provides A Permanently Flexible, Crack Proof Seal That Is Ideal For Sealing Out Water & Air Leaks To Improve The Energy Efficiency Of A Home, Also Seals Out Insects From Entering Through Small Gaps & Cracks, Mold & Mildew Resistant, Seal Around Windows, Doors, Siding, Trim, Molding & Baseboards, Exceeds Federal Specification TT-S-00230C, Type II, Class A & ASTM Specification C920, Class 25.