Kérastase Extentionist Mask

Extentioniste Mask Kérastase Extentioniste Mask is a repairing treatment for fragile, brittle long hair.
By penetrating the hair fiber, it restores shine and vitality to long hair.
Formulated with creatine R and maleic acid to boost hair fiber and add body.

Hair is repaired, supple and healthy.
Ideal for brittle, damaged lengths.
Active ingredients:
- Creatine R Complex: composed of creatine and ceramides that strengthen the fiber's internal structure, added to lipids that repair the hair cuticle.
The formula is enriched with maleic acid to strengthen and seal the cuticle.

How to use:
After Extentioniste shampoo, apply a very small amount of Masque to lengths and ends, to avoid weighing hair down.
Leave on for 5 minutes and rinse. Follow with Extentioniste Thermique leave-in cream.

Capacity: 200 ml