Strengthen your hair's fibre internally and protect the surface of your hair. Smoothing your hair from root to tip and firming, increasing suppleness and energy on the surface of your hair. Using Thermo-activation it increases the effect of the product when heat is applied, sealing the reconstructing agents inside the hair fibre. Directions Of Use: Recommended Hair Bath: Bain de Force or Bain Volumactive. Apply to towel-dried hair before styling. Work a small amount thoroughly into the hands. Starting at the nape area, apply mèche by mèche to mid-lengths and ends avoiding the root area. Massage-in thoroughly to give an even distribution. Repeat, finishing at the front hairline. Detangle using a wide-toothed comb starting with the ends and moving towards the roots. Do not rinse. Blow-dry using round styling brush. Style hair using flat ceramic irons or tongs. Brand: Kerastase. Hair Concern: All Hair Types. Volume: 125ml. Bottle Size: 125ml.