Hull & Bottom Cleaner, On & Off Gel Qt

The Mary Kate On & Off Gel Hull Cleaner is a gel formula which clings to the surface of your boat to break down grease and oil and remove scum lines and stains. For your convenience the gel is coloured blue so it is easy to see where the product has been applied so you won't miss any spots while washing it away! Works quickly, no need to wait for the product to sit, simply brush on and rinse it off!