Features: 1. **Superior Waterproofing**: Our sealant is formulated with high-quality polyurethane emulsion, ensuring exceptional waterproofing for concrete cracks, making it ideal for wet environments like bathrooms. 2. **Easy Application**: Designed for user-friendly application, simply clean the area, squeeze the sealant into cracks, and use a tool to fill evenly. No need for extensive preparation or drying time. 3. **Flexible and Durable**: The sealant forms a three-dimensional sealing layer that adapts to substrate movement, preventing cracking and ensuring long-lasting protection against water damage. 4. **Versatile Use**: Perfect for various applications, including bathroom sink tile joints and other concrete surfaces, making it a versatile solution for all your sealing needs. 5. **Quick and Effective**: With a 100g tube, our sealant allows for quick repairs, saving you time and effort while providing a reliable and effective solution for concrete crack sealing. Our concrete crack waterproof sealant is carefully prepared by polyurethane emulsion, waterproof agent and auxiliary agent. Designed for use in bathroom sink tile joints, direct construction on wet substrates without drying design. Easy to use: Clean up dust and loose materials around the construction surface. Squeeze the product into cracks in the building. Use the tool to evenly fill the patch into the cracks and defect areas. And it can directly reach the inside of the crack, forming a three-dimensional sealing layer that will not crack due to the deformation of the substrate, lasting protection. Simplify the construction process and adapt to various scenarios.