Features: 1. **Superior Waterproof Protection**: Our sealant is specially formulated with epoxy resin and silica, providing a robust waterproof barrier that effectively seals cracks and holes, ensuring long-lasting durability in any environment. 2. **Easy Application**: No professional tools required! Simply clean the area, apply the sealant, and smooth it out with your hands or tools for a seamless finish. Perfect for DIY enthusiasts and quick repairs. 3. **Versatile Use**: Ideal for a variety of surfaces including concrete, wood, metal, and more. Whether it's for home repairs, outdoor projects, or automotive needs, our sealant is your go-to solution. 4. **Strong Adhesive Force**: The unique formula offers exceptional bonding strength, allowing it to fill gaps and cracks up to 5 cm deep, ensuring a reliable and long-lasting repair. 5. **Compact and Convenient**: Each 30g tube is easy to store and handle, making it perfect for quick fixes around the house or on-the-go repairs. Keep it handy for any unexpected damage! Our waterproof sealing mastic contains epoxy resin, silica. It can provide a strong adhesive force to effectively repair various surface cracks and damage, and guarantee long-term protection. Its use is very simple: after cleaning, it is necessary to seal the gap, ensure that there is no dust, water, debris and other debris, and then fill the gap with glue to 3-5 cm, and polish the surface smooth with hands or tools. And without the need for professional tools, the repair work can be done easily and is suitable for a variety of scenarios.