The gently cleansing and strengthening sulfate-free shampoo Schwarzkopf Professional BC Bonacure R-TWO helps restore hair that’s been extremely damaged by coloring, perming, and other chemical or mechanical treatments. Its pH-optimized vegan formula with transformative Double Bonding technology strengthens the hair and increases its resilience. The shampoo’s lightweight texture penetrates deep into the hair fiber, rebuilds its structure, and gives hair a natural shine. Your stressed hair will get a reset—left not only clean, but also full of life and energy.