These Duraflex BR - S side skirt rocker panels are perfect for Mercedes SL Class R129 owners from 1990 to 2002 who want to upgrade the look of their cars. Whether you're driving around town or hitting the open road, these panels will make your vehicle stand out. The panels are made of FRP material, which is both strong and lightweight. They come in a 2 - piece set, and are designed to fit perfectly on your Mercedes. Professional installation is recommended to ensure the best results.