This polish has been specifically formulated as the first step in polishing a glossed surfboard. Take your bead down and hit the flats with 400 grit W/D, then go over it with 600 grit W/D, then liberally apply this compound with the Buffpad. Be sure to keep the pad moving so you don’t “burn” through! Follow up with the Finishing Polish. Shake the polish extreme1y well. 1 Quart.