Meguiar's Boat and RV Canvas Cleaner effectively removes dirt, stains and mildew from canvas. It is the ideal product for restoring your canvas to its original look and feel. Meguiar's Boat and RV Canvas Cleaner is easy to use, simply spray and wipe off. There no need for water to rinse away. It's special formula is safe for the environment and biodegradable. Perfect for boat and RV covers, canvas awnings and bimini tops.