K18 Leave-In Molecular Repair Hair Mask 50ml

Meet your new hair hero: the K18 Leave-In Molecular Repair Hair Mask (50ml). Powered by breakthrough molecular technology, this leave-in treatment works deep within the hair's structure to restore strength, smoothness, and radiant shine — no rinsing required.

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Why You'll Love It

• Deep Molecular Repair: Penetrates the hair shaft to rebuild and reconnect damaged bonds from the inside out — going beyond surface-level conditioning.
• Frizz Control & Smoothness: Tames unruly, frizzy strands and transforms them into silky, manageable locks with lasting results.
• Intense Hydration & Nourishment: Each application delivers a concentrated dose of moisture, leaving hair visibly healthier and full of bounce.
• Leave-In Convenience: No rinsing needed — simply apply and go for a seamless addition to any hair care routine.
• Salon-Quality at Home: Achieve professional-grade hair repair without the salon price tag or appointment.
• Travel-Friendly Size: The compact 50ml bottle measures just 11 × 4.5 × 4.5 cm and weighs only 90g — perfect for your gym bag, carry-on, or bathroom shelf.

How to Use

1. Shampoo and condition hair as usual, then gently towel dry.
2. Apply a small amount of the K18 mask evenly throughout your hair, focusing on mid-lengths to ends.
3. Do not rinse. Style as desired and let the molecular repair technology get to work.
4. Use regularly for cumulative, long-lasting results.

Product Details

• Size: 50ml (15ml and 150ml options also available — contact our customer service for details)
• Dimensions: 11 × 4.5 × 4.5 cm
• Weight: 90g
• Type: Leave-In Hair Mask / Treatment
• Suitable For: All hair types, especially dry, frizzy, or chemically treated hair

Complete Your Hair Care Routine

Pair this treatment with other essentials from our store for the ultimate hair care experience:

• Silicone Scrubber & Exfoliating Sponge – Elevate Your Shower Routine
• Portable Wall-Mounted Bathroom Shelves – Keep Your Products Organised

Learn more: Harvard Health on hair loss

Frequently Asked Questions

Q: How often should I use the K18 Leave-In Molecular Repair Hair Mask?

A: For best results, use the K18 Leave-In Molecular Repair Hair Mask once per wash session. With regular use, most users notice a visible improvement in hair smoothness, strength, and manageability within just a few applications.

Q: Is the K18 Leave-In Molecular Repair Hair Mask suitable for all hair types?

A: Yes! The K18 Leave-In Molecular Repair Hair Mask is formulated for all hair types, including straight, wavy, curly, and coily hair. It is especially beneficial for chemically treated, heat-styled, colour-treated, or naturally dry and frizzy hair.

Q: Do I need to rinse out the K18 Leave-In Hair Mask?

A: No — that's one of its biggest advantages! The K18 Leave-In Molecular Repair Hair Mask is designed to be left in the hair without rinsing. Simply apply to damp hair after washing, then style as usual for effortless, deeply nourished results.

Q: Is the 50ml size travel-friendly?

A: Absolutely. At just 90g and measuring 11 × 4.5 × 4.5 cm, the 50ml K18 Leave-In Molecular Repair Hair Mask is perfectly sized for travel, gym bags, and on-the-go touch-ups.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.