Kérastase Extentionist Mask

Repairing and strengthening mask for long hair

The Kérastase Extentioniste Mask is a restorative treatment for fragile and brittle lengths.
By penetrating the hair fiber, it restores shine and vitality to long hair.
Formulated with creatine R and maleic acid which boost the fiber and provide substance to the hair.

Hair is repaired, supple and healthy.

Ideal for brittle and damaged lengths.

Active ingredients :

- Creatine R Complex: composed of creatine and ceramides which strengthen the internal structure of the fiber, added to lipids which repair the hair cuticle.
The formula is enriched with maleic acid which strengthens and seals the cuticle.

Mode of application :

After the Extentioniste shampoo , apply a very small amount of the Mask to the lengths and ends, so as not to weigh down the hair.
Leave on for 5 minutes and rinse. Continue with the Extentioniste Thermique leave-in cream .

Capacity : 200 ml