K18 Hair Mask

K18 Biometric Hair Science

Leave-in molecular repair hair mask
From frizz to finesse in just one treatment.

Unleash the power of deep restoration with our  hair mask—a luxurious formula crafted to rescue dry, frizzy, and damaged strands. Infused with nutrient-rich oils, plant-based keratin, and silk proteins, this intensive mask penetrates deep to hydrate, smooth, and repair from root to tip.

• Deep Moisture Surge: Shea butter and argan oil flood your hair with hydration for softness that lasts.
• Frizz-Control Technology: Natural extracts calm unruly texture for a sleek, polished look.
• Shine Amplifiers: Silk proteins reflect light, leaving hair with a glossy, mirror-like finish.
• Strength & Rebuild: Plant-based keratin reinforces strands and reduces breakage.

Say goodbye to dull, lifeless hair and hello to radiant luxury. Whether you color, straighten, or simply battle everyday damage, this mask delivers transformative results you can see—and feel—with every touch.

15ml/0.5 fl oz liq

Directions for use:

1. Shampoo, do not condition. Towel-dry thoroughly.
2. Apply 1-3 pumps of K18 leave-in molecular repair hair mask based on your length and density, starting at the ends and working up towards the roots.
3. Let sit for 4 minutes. Do not rinse out.
4. Comb, add product + style as usual. Use for 4-6 washes post-salon service, then as needed.