This is for 1 pcs. Chemistry Shot Phase Extreme Deep Treatment by Redken for Unisex - 16.9 oz. TreatmentA booster for distressed hair. Formulated with more protein than any Extreme product, the Strength Shot's concentrated dose fortifies chemically distressed hair.Designer: RedkenSize: 16.9 oz.Type: TreatmentGender: UnisexMade in USA