Smooths and safeguards nails with a special formula, featuring Vitamin E and Argan Oil. Ideal for use alone or under LE VERNIS Nail Colour, the base coat offers a subtle pink glow that visually corrects uneven tone. Immediately after application, nails appear 27.5%* smoother. After 2 weeks, nails are 49%* stronger.*Based on a clinical evaluation of 20 women who used LA BASE.