Features: 1. **Invisible & Aesthetic Finish**: Our caulk dries clear, ensuring a seamless look for your tile gaps without compromising the beauty of your surfaces. 2. **Superior Waterproofing**: Formulated with polyurethane, silicide, and acrylic, this caulk provides a robust waterproof barrier that prevents leaks and moisture damage. 3. **Durable & Long-Lasting**: With excellent anti-aging properties, our caulk resists harsh environmental conditions, ensuring a reliable waterproof seal for years to come. 4. **Easy Application Process**: Simply apply with a brush on a dry surface, allowing for a hassle-free installation that requires minimal effort and time. 5. **Versatile & Temperature Resistant**: Designed to withstand all four seasons, our caulk maintains its waterproof effectiveness in varying temperatures, making it perfect for any climate. Our invisible waterproof caulk contains polyurethane, silicide and acrylic. It can be malleable, reduce cracking, and ensure the integrity and continuity of the waterproof layer. Prolong service life and resist harsh environment erosion. Its use method is very simple: 1. Keep the construction surface dry, no water stains; 2. Use a brush to evenly apply waterproof glue on the construction surface, a small amount of smear several times; 3. Ventilate 18-24 hours. It has excellent anti-aging properties and can maintain long-term waterproof effect without frequent maintenance. Poor temperature resistance, adapt to four seasons, maintain a stable waterproof effect.