Granrepair Powerbond, new from Grant Industries, is an innovative next generation bond technology that protects, strengthens, and repairs damaged hair from harmful effects, according to the company. Results have shown to last several hair washing and drying cycles, outperforming the competition in comparative salon tests. This new ingredient acts by protecting existing disulfide bonds and as well as reconnecting broken ones caused from excessive bleaching, over-treatment, and extreme flat iro...