PORTABLE - It is suitable for traveling, and you don't have to worry about missing a day when you go out. Suitable for all kinds of people. HOW TO USE - Smooth the nails with lukewarm water, repair the grooves on the nail surface with a nail clipper to remove dirt, apply 3-4 drops of nail serum to the infected nails.Twice a day in the morning and evening. After every 2-3 days of use, polish the surface of the nails and continue to use. EFFECTIVE - This natural antifungal pen effectively fights fungus without any discomfort or pain, imparts a natural shine to the nails, and helps to smooth and rejuvenate the nails. FUNGAL NAIL CARE - The recovery period depends on the growth and damage of the nail, so it may take a different length of time. We recommend that you continue to use this oil until your nails are fully grown. NAIL CARE SOLUTION - Promotes healthy growth of nails for fungus, cracking, roughness, discoloration of nails, separation of nails and other problems on the nails.