FloMaster's Original Ventvisor is custom designed and precision-engineered for an exact fit to your vehicle. Mounts in minutes to the outside of your vehicle using pre-applied Double Sided adhesive mounting tape above and around your windows, with no drilling required. Ventvisors, also referred to as side window deflectors, window shades or rain guards, allow fresh air to naturally circulate through open windows while keeping the rain out. Additionally, they keep the sun out of your eyes, enable fresh air circulation to eliminate stale, smoky air and allow you to keep your window cracked while parked, keeping the interior cooler. These Ventvisors are made of a high grade acrylic material that will hold their smoke black color and are just the right thickness to be strong yet flexible for a perfect fit. Made of High quality ABS plastic, fine and smooth surface, the edge is carefully preceded to avoid hurt your finger.