Protex World Convertible Soft Top - Vinyl Waterproofer 500ml. Specially formulated to seal and protect your vinyl soft top. This polymer based sealant will provide protection against moisture and other environmental damage. This product will keep your roof looking like new and is easy to apply giving unbeilievable results. suitable for the auto detailing of all types of soft top, ragtop, and tonneau covers. Can be used for new and classic car detailing.