A leave-in treatment mask for all hair types that clinically reverses damage in 4 minutes. The peptide technology works to repair damage from bleach, colour, chemical services & heat – restoring strength, softness, smoothness, and bounce to hair. K18 works by replacing amino acids at a molecular level in the hair structure which are damaged when the hair is compromised by using bleach, colour, chemical services and heat. Invented by the team of scientists who developed Olaplex. It definitely is a breakthrough product with less downtime than Olaplex only taking 4 minutes to work on the hair. The product is getting amazing reviews and has had over 1m views on TikTok. This is the take home mask that is to be used in conjunction with the in salon treatment. But unlike Olaplex No.3 and other Olaplex take home products the strength of K18 is the same as the in salon product. Only available from authorised stockists. How To Use K18 Hair Treatment To use K18 Mask, shampoo your hair preferably with K18 shampoo and DO NOT condition. Towel dry your hair thoroughly. Part your hair into equal sections and add 1 pump of K18 mask and add more as needed depending on the length, thickness and condition of your hair. Apply sparingly and do not use over 3 pumps even if your hair is very long. Work evenly into your hair from roots to ends, one pump at a time. Let the product sit in your hair for 4 minutes to activate - Do Not rinse out and style as normal using your favourite styling product The 15ml size contains approximately 8-15 treatments per bottle depending on length and thickness of hair.