Description Description: Unique design allows it to be install easily using suction cups. When youre ready to drive, you can fold up the sun shade and easily store it anywhere in your vehicle. The durable construction ensures that the windshield cover will to provide cool in summer. It is designed to prevent your car interior from heating up and blocking the suns UV rays from hitting your car directly. Retractable design,allows user to save time when removing the sunshade. Specification: Material: PVC and Metal Suction cup diameter: 54mm Installation: 1.Clean inside of windshield 2.Attach two sunction cups clockwise to the screw threads .Press shade with attached suction cups onto windshield 3.Roll out shade across windshield and attach tird suncion cup to hold shade in place. Package Includes: 1 Piece Car Windshield 3 Pieces Suction cups Note: Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) Please check the size measurement and the picture carefully before making payment. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand,Thank you.