The product that made OLAPLEX popular all over the world! Intended for 6-8 uses. Use weekly or more often if necessary. Intended for special care at home. The active substance Olaplex in a sufficient concentration compensates for daily hair damage and effectively maintains the health of the hair after using the professional Olaplex system. Perfectly prepares hair for any salon service, such as coloring. PH Balance: 3.5-5