Intensively restore your extremely damaged & weakened hair with Schwarzkopf Professional BC Bonacure Fibre Force Force Infusion, a salon-quality keratin treatment. Created to repair & prevent future damage, this treatment deeply penetrates & reinforces each str&, returning hair to its optimal level of resilience. Micronised Hair-Identical Keratins repair the Cell Membrane Complex, which is responsible for strong hair fibre, & immediately replenish cell bonding. Apply to towel-fried hair & leave in. Use two vials a week for four weeks. Immediately after use, hair is visibly stronger & healthy-looking. After four weeks hair is returned to a sustainably manageable state.