Use these fender flares when you want to give your 2007 - 2010 BMW 3 Series E92 E93 2DR Convertible M - Sport a more aggressive and stylish look. They're perfect for BMW enthusiasts who like to customize their cars. Made of FRP material, they're durable. As for the size, they are designed to fit the specific BMW models mentioned. You'll need a professional to install them, but once they're on, your car will stand out on the road.