Olaplex number 3 hair perfector 100ml is a deep treatment that reconnects bonds in the hair that have been broken by colouring lightening or excessive heat styling by multiplying and rebuilding the hairs bonds it eliminates breakage whilst making colour last much longer this results in healthy hair that is revitalised with a new lease of life silicone sulphate phthalates dea and aldehyde free plus it is not tested on animals show your hair some love you can do this treatment once a we