BLOCK SUBSTANTIAL TURBULENCE while driving with the top-down. Prevent hair from swirling about at freeway speeds. QUITE COCKPIT: Talk on your Blue-tooth and converse with the passenger next to you without strain. LIFETIME WARRANTY AND 30 DAY TRIAL. We stand by our product. ABRASION RESISTANT MATERIAL, will stay clear for the lifetime of your car NO SQUEAKS OR RATTLING. Unlike other wind deflectors, this windscreen stays securely in place when mount, eliminated novice-induced vibrations. Windblox Quality Windscreen, block significant turbulance while driving with the top down.