Safety and security: these car mirror waterproof membrane is an innovation that can solve the trouble of not being able to clearly see the rear view mirror on rainy or foggy days, ensures the safety of driving in rainy days, make your life safe and convenient Quality material: made of PET material and Nanocoating, water droplets can spread quickly, no dew condensation and good transparency, ensure you clear vision and safe driving, can prevent strong light reflection, reduce dazzle light, relax visual fatigue, see more clearly even for strong light at night Easy to install: use the clean cloth in the package to clean the dust and dirt of the mirror, and sprinkles some water or spray some alcohol before applying the rear view mirror waterproof film, attach the protective film to the mirror and paste it, use the scraper to clean the water and air inside Wide applications: the car mirror film comes with 2 different sizes, which is approx. 10 x 15 cm/ 3.9 x 5.9 inch, 17.5 x 20 cm/ 6.9 x 7.9 inch, you can cut it at will, suitable for most car rearview mirrors and side windows, such as cars, buses, taxis, trucks, trailers, motors, motorcycles, and so on What you get: the package comes with 12 pieces car rearview mirror films in 2 different sizes, antifog, antiglare and antiscratch, waterproof and rainproof, also provide you 6 sets of tool kit, including alcohol bags, yellow mirror cloth and scrapers, providing you with security and clear vision Installation Instruction Step 1: Wipe with the yellow cloth, then use the blue dust sticker to absorb the excess dust (note the direction of the arrow); Step 2: Tear off the blue protective film with the BACK red prompt label, stick it on the car mirror, and remove the excess bubbles with the white paper blade; Step 3: Tear off the remaining blue protective film with FRONT black prompt label; Step 4: Complete and use. Warm Notice 1. The best use time of the product is about 3 months. It is easy to get old after a long time like the mobile phone membrane needs to be replaced every few months, so the effect is better. 2. It can be used on the heat mirror. The product film is resistant to high temperature, and the rainproof proof film has the best effect in heavy rain; 3. The rainproof film has low viscosity, which will not leave residual glue and damage the mirror; it will tear off after a long time, and the surface can be cleaned with a cleaning agent, and the film can be pasted again.