3M - Medium Cutting polish + WaxRestore your boat's gelcoat to a like new shine. This medium cut compound from 3M removes oxidation, scratches and weathering damage, leaving a high gloss wax coating that protects against future damage and reduces the need for further polishing. The compound has a long working time that allows for thorough correction while the wax residue forms a barrier shielding the gelcoat from the elements.