Olaplex salon intro kit perfect for in-salon use. Includes: 1- Olaplex bond multiplier no 1 17.75 Oz 2- Olaplex bond perfector no 2 17.75 Oz Olaplex multiplies and rebuilds bonds to eliminate breakage from chemical services. Push the envelope! Olaplex lets you lighten your client"s hair to levels never though possible before, without compromising the integrity of the hair. Works with all manufacturers" formulas, from lightener to color. So simple to use, the professional Olaplex service consists of just 3 easy steps. Olaplex bond multiplier no 1: add directly to lightener or color before application. Olaplex bond perfector no 2: after rinsing hair color, apply for a minimum of 5 minutes then rinse, shampoo & condition. Or, leave in hair to use as a cutting lotion. Olaplex hair perfector no 3: use at home once a week (this products must be purchased separately. Not included in this kit).