Fit Cosmetics Tanino Protein Progressive Brush 1000ml/33.8 fl.oz.Semi Definitive Smoothing based on Tannin that promotes strengthening and volume reducing action. With a gel texture and a blend of special oils, it nourishes and protects the hair against external aggressions. It gives a natural smooth effect, free of frizz and porosity. Enriched with acid violet, it provides a toning action, eliminating unwanted yellowish tones. Semi Definitive straightening that promotes strengthening and volume reducing action.