Thanks to a new and unique understanding of the science of long hair, K̩erastase recognises that long hair needs personalised training to go the distance. Resistance Extentioniste is a daily hair training program, which helps to strengthen hair from root to tip, to help you reach your hair goal.
Each pack comes carefully curated with the following:
- K̩erastase Bain Extentioniste
- K̩erastase Extioniste Masque
- K̩erastase Extentionist Thermique