Schwarzkopf Professional BC Bonacure Oil Miracle Shampoo for all hair types. Schwarzkopf Professional BC Bonacure Oil Miracle Shampoo with argan oil cleanses the hair while at the same time indulging it in a crystal clear formulation. Thanks to its innovative micro-emulsion technology, the hair is left with beautiful, touchable smoothness. For opulent shine and caressable softness. Directions for use: Work Schwarzkopf Professional BC Bonacure Oil Miracle Shampoo into wet hair and rinse out.