Protect gelcoat surfaces with one of the most advanced co-polymer sealants available! This exclusive formula includes non-yellowing Montan Wax one of the hardest, most chemical resistant waxes available. Also with UV blockers, the co-polymer formula offers ease of application and long-lasting results. Start by cleaning the surface with a West Marine Boat Soap. Follow with one of the West Marine Compounds, selected according to the condition of your gelcoat. Finish with West Marine Advanced Marine Co-Polymer Polish for the million-dollar shine your boat deserves. 16oz.