This spray on treatment delivers deep, lasting repair for chemical, mechanical and environmental damage in one simple step. Its acid free, patented formula actively rebonds hair's structure in just 10 minutes, and its unique liquid-molecule Biodiffusion technology continues to repair each strand for hours, even after hair is dry. Bond Repair Treatment Kit Includes: (1) Spray Bottle - 5 oz. (2) Concentrates -.5 oz.