ValetPRO EC20 Heavy Contamination Removal, removes bonded contamination from paint surfaces that cant be removed by normal washing. Tar spots, fall out, bonded traffic film and tree sap. As the bar glides over the paint surface, bonded contaminates stick to the bar and are gently removed from the paint work. If your paint work feels rough after washing, try a contamination removal bar and feel the difference. Our heavy grade Blue clay bar is our most effective, designed generally for full detailing work to quickly and effectively remove contamination. Use this bar with Citrus Bling followed by Purple Passion for showroom results. Directions -Heavy (blue) and Medium (yellow) Contamination Removal Bars: Split the bar in half (retain half in packaging) Knead the bar in your hands to warm it up Flatten bar into a disk shape Spray Clay Rider (clay lube) on a square foot of the vehicle at a time Glide the bar back and forth across the well lubricated surface. If bar stic