Clinically proven stronger hair and damage protection*    Infused with science-backed bond technology, known to fortify weak hair bonds, and red algae, a nutrient-rich ingredient known to aid in overall resilience. This silky, color-safe formula combines science and nature for hair that is strengthened from the first use. Strands are left shiny, strong, and full of vitality. Rescue and repeat!    Size: 10 fl oz   *Clinically tested as a system with Repair Ritual Strength Conditioner and Damage Defender Strength Treatment.