Dura-Ink WashAway markers are a xylene free product for temporary marking. Dries quickly and then wipes off easily. Great for glass, steel, iron, aluminum and non-porous surfaces. No Ghosting. Used in these industries: Automotive Assembly, Quality Control, Metal Fabrication, Powder Coating, Glass Industry, Steel Mills and warehouses. Comes in Pink, Blue, and Green with a broad chisel.