Not sure which 2006 BMW Z4 Convertible Covers are right for you? We have over 69 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Richard A from OAKTON, VA said, "The Covercraft Weathershield HP Convertible Interior Coverfits well and stores easily. The cover is well made should last a long time. Although not recommended for severe weather protection. raising the windows about half-way before installing the cover should prevent rain from entering around the outside mirrors. For sun and tree protection, it's perfect."