100% Brand new and high quality This is an innovation that can solve the problem that you can't clearly see the double glasses in the rainy days,so that your vision is clearer and the travel is safer. It can protect your driving sight on rainy days. It is auniversal size exterior mirror,You can freely cut into pieces as needed. Waterproof,anti-fog and dustproof effect is good. Nano hydrophilic technology Installation instruction: 1.Clean the rearview mirror 2.Tear off the first protective 3.Spray water after tearing off the first protective membrane 4.After themembrane is aligned paste 5.If there are bubbles 6.Scrape with a card 7.Tear off the last membrane 8.The installation is complete Note: Please allow 1-2cm differs due to manual measurement Please clean up the damage part and dry it before stick