Meguiar’s Dual Action Microfiber Correction System is microfiber discs and liquids for defect removal. The system features two liquids. Meguiar’s Dual Action Microfiber Correction Compound (D300) removes scratches, acid rain and swirls/holograms from paint. Meguiar’s Dual Action Finishing Wax (D301) utilizes mild cleaners, polymers, silicones and carnauba to refine the paint surface. The kit includes Dual Action Microfiber Cutting and Finishing Discs providing no sling, low dusting performance.