Step 1 - PPF Edge & Surface PrepSTEP 1 is a purpose built edge and surface prep designed to give PPF and vinyl installers a clean, controlled foundation before the film ever touches the vehicle. It removes the invisible barriers that sabotage adhesion and restores painted surfaces to a true install ready stateso your edges lock down clean and stay that way. Modern vehicle finishes dont arrive bare. Between factory washing, polishing, and paint sealing, most vehicles are delivered