Make frizzy unmanageable hair a thing of the past with the schwarzkopf professional bc bonacure smooth perfect treatment the bc bonacure smooth perfect treatment intensively repairs the internal hair structure smoothing down unmanageable strands and giving hair a soft smoothing touch for a mirror like shine formulated with an amino smoother the treatment deeply nourishes whilst protecting hair from heat styling and humidity for long lasting smoothness and irresistible shine apply a sm