Schwarzkopf Professional BC Bonacure Repair Rescue, 200 ml, Hair Masks for Women, The Schwarzkopf Professional BC Bonacure Repair Rescue hair mask is an essential step in your hair care ritual. Give it a moment to regenerate and it will repay you with vitality and beauty. Characteristics: moisturises intensely strengthens the hair fibre regenerates the hair along its entire length makes it easy to comb through and prevents damage How to use: Wash with shampoo, then apply to damp hair. Leave to act as instructed on the packaging, then rinse thoroughly.