Unique ledge design securely mounts in the window channel, providing added weather protection and shade from the sun Engineered to precisely fit the make and model of your vehicle Available in polished stainless-steel finish Its in-channel mount gives your windows a sleek, better-than-factory customized look Includes all needed hardware required, attaches with 3M automotive-grade adhesive or mechanical fasteners. This varies by model, so check the instructions Made in the USA with global materials In-Channel Ventshade™ Polished Front Window Deflectors (12071) by AVS®. 2 Pieces. Material: Stainless Steel. These are the direct descendants of the original AVS product invented in 1935. Very simply, they allow you to lower your windows a bit when it’s raining to enable fresh air circulation and you won’t get wet. They also let you crack your windows to let heat escape when parked in bright sunlight, keeping your interior cooler. These modern versions are made of stainless steel and car wash safe.