Features: 1. **Eco-Friendly Formula**: Our rust removal roller brush features a water-based, non-toxic formula that is safe for both health and the environment, ensuring you can tackle rust without harmful chemicals. 2. **High Performance**: Designed with permeants and corrosion inhibitors, this brush effectively covers rust stains and provides a durable, protective metal coating that withstands extreme temperatures and conditions. 3. **Easy Application**: Simply clean the metal surface and roll the brush back and forth for 3.15 minutes to achieve an even coat. No complicated processes, just straightforward rust removal and protection. 4. **Versatile Use**: Suitable for various climates, including dry, humid, high, and low temperatures, our roller brush ensures a tough, breathable paint film that resists fading, peeling, and cracking. 5. **Odorless and Safe**: Enjoy a pleasant, pure flavor formula with no irritating odors, making it ideal for indoor and outdoor use without compromising air quality. Our rust removal roller brushes contain permeants, corrosion inhibitors and surfactants. It can resist high and low temperature, crack resistance, cover rust stains, is a new type of environmental protection water-based metal paint; This product has no irritating odor, health and environmental protection. Its use method is very simple: 1. Clean the debris on the metal surface. 2. Roll back and forth on the metal surface with a roller brush to cover the rust evenly for 3.15 minutes and then dry naturally. Suitable for dry, humid, high temperature, low temperature and other climatic conditions, the paint film is tough, delicate, breathable, wear-resistant, with good fading resistance, peeling resistance, cracking resistance; Pure flavor formula, natural environmental protection.