K18 Professional Molecular Repair Leave-in Hair Mask 50ml

K18 Mask is a post-service treatment that repairs damage caused during any salon service, and with a pH level of 5.0-6.0, helps to close the cuticle and seal in the peptide, with added lightweight conditioning benefits to keep hair smooth and soft.how to useShampoo, do not condition.Towel dry until damp.Part hair into equal sections. Begin with 1 pump of K18 Mask and add more as needed depending on length, thickness, and condition. Work evenly into hair from ends to roots, one pump at a time.Let sit for 4 minutes to activate. Do NOT rinse out.Style as usual.If cutting, you may start right away. If toning, use K18 Mask then apply toner over K18 Mask. Process as usual. Rinse/shampoo toner, reapply K18 Mask as per instructions above.