An at-home leave-in treatment infused with our patented K18Peptide™ that works to repair even the most extreme damage, renewing hair to its most youthful, healthy state.

This patented bioactive peptide treatment strengthens and improves elasticity while reversing damage from chemical services, thermal styling, and mechanical styling. For all hair types.

Hair like new. This leave-in mask heals and strengthens hair with lightweight moisturizing benefits to detangle and keep hair smooth and soft, without weighing it down.

The 5mL starter size is a 2-application dose for most hair types. Please see dosage chart for exact usage. For best results, use on consecutive washes.

Shampoo, do not condition. Towel-dry thoroughly. Begin with 1 pump of K18 Mask and add more as needed depending on the length, thickness, and condition. Work evenly into hair, one pump at a time, from ends to roots. Let sit for 4 minutes to activate. Do not rinse out. Proceed with your product and style routine as usual.