USEFUL COMPANIONS FOR PERFECT NAILS If nail varnish is to remain in place for a long time without flaking off at the tips, it is essential to use the right nail file and acetone-free nail varnish remover. MICRO CELL 2000 NAIL REPAIR REMOVER and the MICRO CELL 2000 MINERAL NAIL FILE are perfect in combination with the MICRO CELL COLOUR REPAIR nail varnishes.