OI OI Liquid Luster

Benefits
Super fast treatment with zero processing time. Instant shine and silky soft hair. Hair still feels weightless. Immediate results from the first use.
EFFICACY TEST:
6X shinier hair* 3.5X silkier hair** Extreme softness***
*Instrumental test on hair locks, hair shine increase, OI Shampoo + Liquid Luster vs OI Shampoo only. **Instrumental combing test on hair locks, OI Shampoo + Liquid Luster vs OI Shampoo only. ***Self-evaluation of 63 volunteers worldwide.