Sierra Auto Tops Volkswagen 2003-2011 Beetle Convertible Top, TwillFast RPC Canvas, Black Haartz Twillfast RPC premium cloth has been precision cut using automated computer controlled equipment for perfect fit Stitched with matching colors using the finest bonded polyester threads Includes new DOT rated glass window with embedded defroster wiring Heat-sealed seams for added strength and durability Factory die-cut plastic attachments with pre-drilled holes make installation faster and more accurate