These Carbon Creations N - 1 side skirts are perfect for car enthusiasts who own a 2003 - 2008 Nissan 350Z. They can be used when you want to give your car a sporty and stylish look, whether you're driving around town or showing off at car meets. The side skirts are made of carbon fiber, which is lightweight yet strong. While the exact dimensions and weight aren't provided, you can expect a high - quality product that fits your 350Z perfectly. Remember, professional installation is needed to get the best results.