BMW Z4 Convertible Soft Top Care Kit - Canvas Cleaner/Restorer(Black)/Waterproofer 500ml. Use this kit to completely clean re-colour and waterproof your 2 seater sized cars canvas soft top. SHIPPING TAKES 7-10 DAYS - NOT AS SHOWN SHOWN ABOVE This kit will remove everyday contaminants such as bird droppings, road salt, tree sap, mildrew and mold. Simple to apply with full instructions given and also available on You-tube. Also available for Dark Blue soft tops. This kit is ideal for the averaged sized 2 seater convertible top.