Compare webshops (1)
Sponsored links · Some shops pay us a fee
Sort by:
Shops with other sizes
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.