Our window tracks are crafted using carefully chosen metal materials, ensuring durability and resistance to damage for long-term use. You can rely on their longevity. Designed with a convex track, our window tracks smooth and effortless sliding, allowing for easy operation and convenience. Features -Color:Silver -Material:Metal -Size:50.00X1.00X1.00cm/19.65X0.39X0.39in - Quality Material: Made from selected metal material for use. - Smooth Sliding: The convex track design ensures smooth and easy sliding of windows. - Easy Installation: Comes with detailed instructions for simple and convenient self-installation. - Designed with a convex track, our window tracks smooth and effortless sliding, allowing for easy operation and convenience. - Noise-Free Design: The roller track design provides a quiet operation for a better user experience. Package list: 2 x sliding window tracks