Rich in calcium and vitamin E, it can repair damaged nails, prevent problems like nail breaking and splitting, maintain nail texture, resulting in stronger and healthier nails. Prevents pigmentation and helps nails regain their shine. Suitable for soft nails, brittle nails and split nails. Fast-drying formula that can be used alone or as a Base Coat or Top Coat. When using it for the first time, apply two layers of LCN NAIL HARDENER on the nails, then apply one layer every other day, wash it off with LCN POLISH REMOVER a week later, repeat the above steps.