2004-2010 BMW 6 Series Convertible Top We offer it in the original factory material, in two factory original colors. We use the original Haartz Twillfast RPC, an acoustically enhanced three-ply composite made of acrylic twill weave outer fabric, a rubber inner layer and a polyester lining fabric. <h3oem style="" features: Acoustic Padding bonded to reduce interior noise levels Sewn-in Rain Guards and Plastic Retainer attachments Imported Seal Tape to reinforce deck seams Fits to Existing Window Guaranteed All of our convertible tops are 100% guaranteed to fit perfectly on your BMW convertible right from the box. If not, we will replace your item or refund the purchase price.