The Mach CH, CL, and CX Door Window Deflectors are made of durable stainless steel, providing long-lasting protection for your vehicle. These deflectors are designed to reduce cab air turbulence, ensuring a smoother and more comfortable ride. Measuring 16.5 inches long, they are sold in pairs and are compatible with most Mack CH, CL, and CX makes and models. Enhance your driving experience with these practical and functional window deflectors.