A 4-minute leave-in treatment mask designed to help repair hair damage and restore stronger, softer, smoother and bouncier hair.

Infused with patented K18Peptide™, this at-home treatment works at the molecular level to help reverse damage caused by bleach, colour, chemical services and heat.

The leave-in formula helps repair hair from the inside out, supporting strength, elasticity and healthy-looking movement with no rinsing required.

Key benefits:
- Helps repair damage caused by bleach, colour, heat and chemical services
- Works in just 4 minutes
- Leave-in formula with no rinsing required
- Helps restore strength, softness, smoothness and bounce
- Delivers immediate and lasting results
- Works on all hair types
- Ideal for post-salon service repair or ongoing damage care

1. Shampoo hair, but do not condition.

2. Towel-dry hair thoroughly.

3. Apply 1–3 pumps of K18 Leave-In Molecular Repair Hair Mask, depending on hair length and density.

4. Start at the ends and work upward toward the roots.

5. Leave for 4 minutes.

6. Do not rinse out.

7. After 4 minutes, comb, add styling products if desired and style as usual.

Use for 4–6 washes after a salon service, then as needed.

Dos:
- Use a clarifying shampoo first if you are a heavy product or dry shampoo user.
- Towel-dry thoroughly before applying.
- Wait the full 4 minutes before styling or applying other products.
- Use every 4–6 shampoos consecutively for best results.

Don’ts:
- Do not condition before applying K18.
- Do not use too much product.
- Do not rinse it out.

Water (Aqua) (Eau), Alcohol Denat., Propylene Glycol, Cetearyl Alcohol, Dicaprylyl Ether, Cetyl Esters, Behentrimonium Chloride, Polysorbate 20, sh-Oligopeptide-78 (K18Peptide™), Hydrolyzed Wheat Protein, Hydrolyzed Wheat Starch, Isopropyl Alcohol, Tocopherol, Phenoxyethanol, Potassium Sorbate, Citric Acid, Fragrance (Parfum), Geraniol, Linalool, Hexyl Cinnamal, Benzyl Alcohol