LVR 321 Knockout is an abrasive cleaner that removes 1000 to 1200 sand marks, oxidation, water spots and many other paint surface problems. May be used on a two-stage and conventional paints. This fast cutting liquid compound quickly removes imperfections. With zero dusting, the professional detailer will find a major difference in time and performance when using LVR 321 Knockout. For maximum results, follow up with a Stage 2 polish and a Stage 3 glaze and then lock it all down with an Incredible topper such as LVR 357 Magnum Wax, Poly-Seal Hybrid Polymer Sealant or Topper: Top Coat Lubricant & Protectant.