Throw out your Plex’s and ready yourself for the game-changer that is K18. K18 is a patented bioactive peptide treatment that will strengthen and improve the elasticity in your hair whilst reversing damage from chemical services, thermal styling and mechanical styling. K18 is made for all hair types and will leave your hair like new. K18 Professional Mask is an after-service part of the 2-step system or it can be used as a stand-alone treatment in a salon. The K18 Professional Mask has a pH level of 5.0-6.0, which allows the leave-in mask to assist in closing the cuticle and sealing the peptides that will reconnect broken keratin chains all whilst leaving the hair smooth and soft. Vegan & cruelty-free. K18 Leave-In Molecular Repair Mask is a progressive treatment that repairs strengthens and improves hairs elasticity in just 4 minutes. This easy to use Leave-in Repair Mask reverses damaged and compromised hair while it softens and detangles. The K18 does not wash out when shampooing your hair it is long-lasting to help your hair be protected from everyday exposure including styling, colouring and lightening. Patented with bioactive peptides that repairs keratin within the hair cuticle ultimately gives you noticeable effects making your hair stronger, softer for a more manageable. Key Features Works in just 4 minutes Reduces breakage and split ends Will make your hair feel like new healing your hair from chemical services. Paraben-free Sulphate free Vegan Cruelty-free Is this product for you? This product is recommended for damaged, dry or compromised hair especially those who have or have had bleached or highlighted hair.