Olaplex 4-in-1 Moisture Mask Treatment Professional-strength ceramides, oils, and 11 essential amino acids are used in this luxurious, in-salon deep conditioning treatment with or without a chemical service. The secret behind Olaplex's success is the patented substance, Bis-Aminopropyl Diglycol Dimaleate, which strengthens and repairs disulfide bonds for the most robust, healthy hair possible. Intensely concentrated, up to 100 uses in just one bottle. Time is of the essence in a busy salon. 4-in-1 Moisture Mask works quickly & efficiently to address dryness in even the most severe cases. Moisturizes, smooths, adds shine and body in just 10 minutes! Clinical results on damaged hair After asking long time users of the Olaplex 4-in-1 Moisture Mask how it had affected them, the responses were overwhelmingly positive. Users said that they saw: 74% more moisture 84% more shine 84% more smoothness 94% saw more body