OSI H2U, 10 OZ, White, Window, Door, Siding & Trim Sealant, Superior Acrylic Urethane Formula, Better Adhesion, Flexibility & Durability, Indoor Or Outdoor, Mold & Mildew Resistant, Glossy Sheen & Paintable When Fully Cured, Soap & Water Cleanup, High Performance Sealant Designed For The Siding & Window Industries.