The fourth step in the Olaplex system. Repairs split ends while gently cleansing your hair.

N°4 Bond Maintenance Shampoo is formulated with Olaplex's patented split end reconstruction technology. It repairs di-sulphide bonds while gently cleansing your hair.

It restores strength and flexibility with every wash and adds hydration and shine to hair that has been coloured or bleached.
 
Ingredients
BIS-AMINOPROPYL DIGLYCOL DIMALEATE: REPAIRS DAMAGED HAIR AND PROTECTS FROM DAMAGE. WATER, CETEARYL ALCOHOL, PPG-3 BENZYL ETHER MYRISTATE, CAPRYLIC/CAPRIC TRIGLYCERIDE, CETYL ALCOHOL,OCTYLDODECYL RICINOLEATE, QUATERNIUM-91, CETRIMONIUM CHLORIDE, DIVINYLDIMETHICONE/DIMETHICONE COPOLYMER, BEHENTRIMONIUM CHLORIDE, GLYCERIN, CETYL ESTERS, ISODODECANE, BIS-AMINOPROPYL DIGLYCOL DIMALEATE, FRAGRANCE, PANTHENOL, PHOSPHOLIPIDS, DIMETHICONE PEG-7 ISOSTEARATE, PSEUDOZYMA EPICOLA/ARGANIA SPINOSA KERNEL OIL FERMENT FILTRATE, PSEUDOZYMA EPICOLA/CAMELLIA SINENSIS SEED OIL FERMENT EXTRACT FILTRATE, TOCOPHERYL LINOLEATE/OLEATE, QUATERNIUM-95, PROPANEDIOL, PUNICA GRANATUM EXTRACT, MORINDA CITRIFOLIA FRUIT EXTRACT, PEG-8, EUTERPE OLERACEA FRUIT EXTRACT, CAMELLIA SINENSIS SEED OIL, CRAMBE ABYSSINICA SEED OIL, HYDROXYPROPYL CYCLODEXTRIN, PERSEA GRATISSIMA (AVOCADO) OIL, VITIS VINIFERA (GRAPE) SEED OIL, DISODIUM EDTA, POLYSILICONE-15, C11-15 PARETH-7, HYDROXYPROPYL GUAR, GLYCINE SOJA (SOYBEAN) OIL, PEG-45M, PEG-7 AMODIMETHICONE, AMODIMETHICONE, C12-13 PARETH-23, C12-13 PARETH-3, LAURETH-9, PENTAERYTHRITYL TETRA-DI-T-BUTYL HYDROXYHYDROCINNAMATE, PEG-4, PHENOXYETHANOL, HEXYL CINNAMAL.