In Unlistd words: This is a favorite, because let’s face it, we bleach a lot of hair. This rebuilds the strength your hair probably lost after chemical processing.
Use if you need protein . Spray between shampooing and conditioning. Usually after you finish the bottle you wont need it anymore YiPEE!
From their website:
This strengthening hair treatment spray boosts hair’s shine and softness. It brings protein to hair’s core, restoring internal strength and shine.