EXQ Clay Lubricant Expert: Prevent and reduce the scratches caused by particles such as iron deposits. Rinse-free after using the lubricant, just wipe the remaining residue with a clean towel. EXQ Water Spot Cleaner Expert: Quickly remove water scale and spot. Does not contain abrasive particles yet effectively remove the mineral deposit and scale. EXQ Cement Remover: Quickly remove cement stain from paint. Able to use on paint, glass or metal trims.