A multi-purpose spray, the INKEY List PCA Bond Repair Hair Treatment works to repair and strengthen damaged or weakened hair bonds. Featuring PCA (Pyrrolidone Carboxylic Acid) technology, the lightweight spray helps to maintain the hair’s structure.Key ingredients such as Aquarich aids in the improvement of the hair structure, helping to prevent split ends and to promote that glossy finish. Using unique Granrepair Powerbond® technology, the spray targets and helps to fortify all hair bonds, promoting a healthier, softer and stronger feel.