EGR 573191 WindowVisor Dark Smoke 4-Piece In-Channel Tapeless Window Visors Fits 2004-2008 F150 SuperCrew as well as 2006-2008 Lincoln Mark LT. Installs in record time, fits snuggly into the in-channel of the window Fully integrated, custom molded design helps reduces windshield fogging in wet weather for safer driving Leave windows cracked on hot days - return to a cool, dry interior (even if an unexpected rain shower occurs) In -Channel WindowVisors can be installed and removed from your car without the worry of leaving a tape residue behind Limited Lifetime Warranty