Repairs and strengthen all hair types.
directions of use:
1. Use 1x per week, for damaged hair 2-3 times per week.
2. Apply a generous amount from scalp to ends until hair is thoroughly saturated.
3. Leave on for a minimum of 10 minutes. longer if desired.
4. Rinse from hair,for best results, shampoo with Olaplex No.4 and condition with Olaplex No.5.