Using this product is a breeze. First, pick a day when the temperature is between 75 and 95 degrees Fahrenheit. Keep this temperature stable for at least 24 hours, though it's better to let it sit for 72 hours for the best bond. Before you start installing, clean the area where you'll put the trim. Make sure there's no dirt, debris, or Armor All. Test fit the trim to see how it goes. Then, use the cleaner and the application promotor provided. After that, take off the backing from the double - sided adhesive and place the trim in position. Apply firm and even pressure for 30 seconds. As for maintenance, just clean it regularly with a soft cloth. Avoid using harsh chemicals as they might damage the clearcoat. And remember, the rear trims are sold separately, so if you want them, click on the link provided.