Onyx Prep - Hologram Free is a silicone-free, fine finishing agent. Removes holograms, driveways  and other minor errors  after polishing. Leaves a very nice and shiny assault. The product is intended for final polishing. Hologram Free is used, for example  after the Supreme Compound. Hologram Free is suitable for all types of varnish, from  soft to hard surfaces. Can be used by hand and with all types of machines.