Aurora Alumabuff with Avec Hypexine You too can restore your pontoons quickly and easily with ALUMABUFF. Saves time and money. Proven to remove stains, streaks, cloud and corrosion in 1 pass. Fast Acting. Contains Hypexine to leach stain to the surface for quick and easy removal. Restore an average pontoon to like new in as little as 1 hour. Maintains original silver mill finish. Does not change metal to chrome look.