Using these Cosmis XT-206R wheels is straightforward. Just make sure they're the right fit for your car as described in the product details. Before installation, double - check the compatibility with your vehicle. You may need to make some minor modifications for a perfect fit. When it comes to maintenance, regularly clean the wheels with a mild soap and water solution. Avoid using harsh chemicals that could damage the powder - coated clear coat. Inspect the wheels for any signs of damage like cracks or bends after hitting potholes or curbs. If you notice any issues, it's best to have them checked by a professional. And remember, the price is for each wheel, so get as many as you need for your car.