Applications: 1. Suitable for anti-mildew caulking between the kitchen, bathroom, and window sill gaps. 2. Fills cracks and Waterproof 3. Suitable for indoor use. 4. Adhesion to almost all types of materials (concrete, wood, metal, cork, aluminum, PVC, copper, brick, stone, porcelain...). Not recommended for PE, PP, and PTFE. 5. Suitable for assembling, sealing, and affixing. Characteristics 1. Professional mould or mildew resistant, Permanently anti-mildew 2. Available in multiple colors required by customer 3. Ecological (A, EnviroCert, and ISEGA Certificates), No Harm to Humans 4. Solvent-free. 5. Neutral and odorless. 6. Crack-resistant. 7. Permanent elastic properties. 8. Water-resistant, Excellent performance for waterproof 9. Content per unit: 300 ml,500ml, and other packaging capacities.