CND Toughen Up Strengthening Base Coat .33 fl oz

A strengthening 3-free base coat for thin, weak nails.

WHAT IT DOES:

Cross-links keratin in the natural nail.

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).