You always need a clean surface when your applying nail polish. Therefore, wash your hands, file your nails in the shape you want & then apply a thin layer of your Zarko Beauty By Oli nail Polish. When the first coat is dry, reapply a thin coat

Butyl Acetate, Ethyl Acetate, Isopropyl Alcohol, Nitrocellulose, Adipic Acid/Neopentyl Glycol/Trimellitic Anhydride Copolymer, Acetyl Tributyl Citrate, Benzophenone-1, Retinyl Palmitate, Tocopheryl Acetate, CI60725