CND Colour Toughen Up Strengthening Base Coat .33 oz Nail Polish Salon Manicure
WHAT IT IS:A strengthening 3-free base coat for thin, weak nails.WHAT IT DOES:Cross-links keratin in the natural nail to "tougehn up" your weak nail plates.WHY YOU NEED IT:Strengthens natural nails.Improves nail Colour wearability.Helps prevent surface staining of natural nails.3-free formula does not contain Formaldehyde, Toluene or Dibutyl Phthalate (DBP).