Product description size:pack of 2 features prevent 99% of uv rays,but it won't stop you from looking out the window easily and fast fold to store static cling makes easier installation 2 different sizes makes it suit for all kinds of windows of vehicles mesh fabric with 80 gsm and 15s premium static cling material(the highest quality in the market) premium and tightly woven mesh material makes it durable to use. 80 gsm of fabric provides more protection to you. Greatly block 99% of uv rays, which is more effective than other shades with 55 gsm of fabric. Add it to your cart now, and get the maximum protection installation steps firstly, wipe the widow with a wet cloth to clean the dust secondly, place the window shade on the window with static cling side finally, give pressure to whole window shade to make it firmly cling to the window warm tips 1. Please fold the shade as the picture shows. Dont fold in half 2. The dust may influence the effect of static cling, so clean the window and the shade to make it work normally 3. There may be some wrinkles on the shade. It is a normal phenomenon because of storage theres no need to buy a different type of sunshade for each automobile you own. Purchase the same set for each one of your vehicles, and you can enjoy the same comfort and style regardless of which one you are riding in keep your car cooler in sunny days apply sun shades on the windows of your car, preventing your babies and families from harmful uv rays and glaring sunlight. It is more comfortable to nap and watch videos in the car, and help to keep your car interior cooler