K18 Leave-in Molecular Repair Hair Mask, 1.7 fl. oz.
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Highlights
- Leave-in hair treatment mask
- Rebuilds hair from the inside out
- Proven to reverse hair damage in 4 minutes
- Leave-in formula provides lasting results
MONDAY Haircare ULTIMATE MOISTURE Gift Set $24.00 $0.37/foz

MONDAY Haircare ULTIMATE MOISTURE Gift Set


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About this item
Product details
In just four minutes, the K18 Leave-in Molecular Repair Hair Mask reverses hair damage on a molecular level. K18 PEPTIDE has been proven to repair bleach and color damage, as well as chemical services and heat. It provides immediate and lasting results that restore hair strength, softness, smoothness, and bounce.
Renews Hair Strength and Elasticity
This hair mask is designed to provide smooth, bouncy hair by renewing its core strength and elasticity at the innermost layer. With its unique K18 PEPTIDE formula, this hair mask not only repairs bleach and color damage but also combats the effects of chemical services and heat exposure.
Hair Mask Starts Repairing Your Hair Immediately
The K18 Leave-in Molecular Repair Hair Mask starts repairing your hair immediately and lasts beyond your next wash, ensuring ongoing reparative results.
Suitable for All Hair Types
This hair mask is suitable for all hair types, as it works on a molecular level where all hair is the same. Whether you have straight, wavy, curly, or coily hair, the K18 Leave-in Molecular Repair Hair Mask helps to improve hair quality and texture.
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Specifications
- Vegan
- Cruelty-free
- Color-safe
Member ratings & reviews
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Showing 1-3 of 10 reviews
Lives up to the hype.
I absolutely love K18. My hair has been damaged for so long and so frizzy. I decided to try K18. I didn't have much hope. I noticed a huge difference with the first use. My hair afterwards was so soft and frizz free. My 2nd use, even better! The improvement in my hair is amazing! I'll be repurchasing again. BTW, the K18 is 100% authentic!
bring back the larger size
love the product! it relaxes my curls with no frizz my only complain why did theytake away the larger size!!
Great product
SAMS bring back the larger size! We LOVE this product
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