Good Material: Our air vent cover is made from good aluminum alloy, known for its durability and corrosion resistance. This material ensures that the cover can withstand regular use and maintain its structural integrity over time. Rest assured that this vent cover grid is evenly distributed and will provide reliable ventilation while adding a touch of elegance to your space.Anti-Slip Groove Design: The vent cover features a unique anti-slip groove design, which helps to prevent slipping or sliding. This Wavy inner strip design ensures that the cover stays securely in place once installed, providing a stable and secure venting solution.Easy Installation: Our air vent cover is designed for easy installation. It comes with pre-drilled holes, making the installation process quick and hassle-free.