BRAND NEW 155 ml | 5.2 oz Olaplex No 0. NEW. Strengthens and protects hair. Professional inspired formula. Easy spray application. Benefits * Primes hair to intensify benefits of No.3 * Jump starts repair deep within the hair strand * Contains OLAPLEX patented bond building technology that rebuilds broken and weakened bonds * For all hair types * PH balanced * OLAPLEX products are thoroughly tested in accordance with industry standards in-house and by independent third-party laboratories for safety and efficacy Research Results * Scientifically Proven: 68% more repair & 3x stronger hair* * *When used as a two-part system in just one use. Formulated Without * Nuts * Parabens * Phosphates * Phthalates * Sulfates * Gluten * DEA * Aldehydes * Formaldehyde