- A global best selling treatment designed for at home use - Helps to maintain hair integrity, softness, and shine - Provides real, structural repair that works to maintain strong, healthy-looking hair between salon visits OLAPLEX No.3 Hair Perfector Read The Beginners Guide to Olaplex here OLAPLEX No.3 Hair Perfector is more than a hair treatment. It is a global bestseller that will provide incomparable results. This silky formula will maintain strength between salon appointments and reverse any form of damage to the hair, whether it’s caused by excessive heat-styling, chemicals from dyeing, or everyday wear-and-tear. Specifically designed for at-home use, our patented technology relinks broken disulfide bonds that fit any hair type. When used once a week either as a pre-shampoo or overnight treatment, this small and chic bottle will preserve a natural shine with real, long-lasting effects. Add in the OLAPLEX No.4 Bond Maintenance Shampoo and OLAPLEX No.5 Bond Maintenance Conditioner to create the recipe for a hair-care routine that matches no other. Read Rachels Review HereHow to use: Apply to damp hair and comb through. Leave on for a minimum of 10 minutes before washing as normal (we recommend OLAPLEX No.4 Bond Maintenance Shampoo and OLAPLEX No.5 Bond Maintenance Conditioner for best results). Alternatively, you can leave it on overnight.  FREQUENTLY ASKED QUESTIONS: Can I use No.3 if I have not had the salon treatment? Yes! You can use N°3 even if you have not tried the salon treatment yet. This is because the entire OLAPLEX line shares the same active ingredient to repair broken bonds in the hair. N°3 Hair Perfector is formulated for at-home care and maintenance. When used alone without the in-salon treatment, OLAPLEX N°3 acts as a mini treatment. Size: 100ml