Radiant care for sun-stressed hair | Treat your hair in modo Deep and intensive. The 2-in-1 regenerating treatment. Schwarzkopf Professional BC Bonacure Sun Protect 2-IN-1 Treatment locks in hair fibers and protects them from the sun's rays. At the same time tempo, Intensely hydrates hair and scalp. Helps strengthen and nourish hair fibers. Enjoy healthy, shiny hair even on hot summer days.