For unmatched flexibility and strength, choose Dap Extreme Stretch Acrylic Urethane Sealant. This innovative sealant blends acrylic and polyurethane to create a high-performance solution that stretches up to 600%, providing a long-lasting, crackproof seal capable of withstanding the harshest weather conditions. With its waterproof, UV-resistant, and mildew-resistant formula, this sealant adheres to virtually any substrate and can seal joints up to 3 inches wide, making it ideal for both interior and exterior applications. Whether you're working on windows, doors, siding, gutters, trim, or other demanding environments, Dap Extreme Stretch is the versatile choice for your sealing needs. Its impressive durability ensures that your projects are protected against moisture and UV damage, promoting longevity. Plus, it's paintable in just 2 hours, allowing you to finish your projects efficiently without lengthy waiting periods. This bundle includes 4 cartridges of 10.1 oz Dap Extreme Stretch Acrylic Urethane Sealant and a Microfiber Cloth, providing a durable solution for sealing gaps and cracks while ensuring a clean finish for your home improvement projects.