Olaplex No. 3 Hair Perfector & No. 6 Bond Smoother Set. 2 x 3.3 oz. After shampooing with No.4 Bond Maintenance® Shampoo, apply to mid-lengths and ends. Let sit for 1-3 minutes. Rinse.. Pro Tip: Use No.5 Conditioner for every hair wash, with No.4 to add extra shine and strength to your hair.. When To Use: Formulated for daily/every wash use.. Olaplex No. 3 Hair Protector is a treatment for all hair types that are dry, damaged, or colored. It is used once a week, or two to three times a week for damaged hair. It is used on damp, towel dried hair, left on for a minimum of 10 minutes, then shampoo and condition. After use, it makes hair visibly healthier, shinier, and softer. The product is cruelty free, paraben free, sulfate free, and is PH balanced.. . Olaplex No. 6 Bond Smoother Reparative