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Formula 1 will help maintain a strong, yet flexible nail This carefully balanced formula will continually work to bond the nail layers together while preventing the nail from becoming too hard Formula 1 is recommended for nails that are naturally healthy or have been treated with Formula 2 or Formula 2 Plus Healthy nails are not only strong, but flexible. Formula 1 may be worn alone or as a base coat and topcoat with color polish.
Amazon MarketplaceStrengthens Nails Resulting In Long, Strong And Healthy Nails Makes Your Nails Resistant To Peeling, Chipping And Splitting Contains Hydrolysed Keratin And Protein