Mirka FC3-1L Polarshine Polishing Compound FC3 (Ultra Fine). Mirka Polarshine Nano Antistatic Wax Polish FC3 1L. The Polarshine polish range offers several compounds suitable for polishing within the automotive aftermarket. The products are suitable for coarse as well as fine polishing and sealing. Polarshine is an ultra fine polishing compound suitable for protecting the achieved high gloss finish on both original paintwork and repainted surfaces. It can also be used for buffing and sealing of surfaces, for hologram removal. Polarshine contains carnauba wax. It is ideal for demanding colours, leaves a long lasting high gloss shine. Application by machine.