The Auto Ventshade 94328 Ventvisor Deflector is a set of 4 smoke-colored acrylic vent deflectors designed for easy installation on the outside of vehicle windows. These self-adhesive deflectors from AVS help reduce wind noise and turbulence while driving with the windows down, providing a sleek and functional addition to your vehicle. Made of durable acrylic material, these vent deflectors are designed to enhance your driving experience by minimizing noise and reducing interior glare.