ProNails was the first in the market to bring a patented and unique 100% acid free primer which assures perfect adhesion with any ProNails UV base or builder gel. This Acid Free Primer is most suitable for almost any customer as well as people with a more sensitive, dry or brittle nailplate.
Use 2 doses for 1 hand (new set) or 1 dose for 1 hand (refill)
Work from thumb to little finger (refill: from thumb and index finger and from middle to little finger)
Gently push the primer into the nail surface from the cuticle to the free edge (refill: only on natural nail surface)