· Paintable caulk has strong multi-surface adhesion and won't shine through or discolor paint· Alex Plus caulk is a Siliconized Acrylic Formula that is flexible, durable, and creates a long lasting waterproof seal· DAP caulk is paintable in 30 minutes, low in odor and cleans up easy with water making projects fast and easy· Cured caulk creates a quality seal that lasts· Alex Plus white caulk is for interior and exterior applications with a water ready time of 24 hours