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- K18 Leave-In Molecular Repair Hair Mask










Get Fri 9 Jun - Wed 14 Jun
Order within 16 hrs, 40 mins
- In Stock
- 14 Day Returns
- Fast Delivery Options
- £11.50 + £1.50 delivery From Feel Gorgeous
- £9.00 From Beyond Beautiful
- £11.50 From Look Incredible
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Product Description
Reverse the damaging effects of everyday stressors with the K18 Leave-In Molecular Repair Hair Mask.
This restorative hair mask works wonders on dry and damaged hair types, helping to revitalise stressed-out strands that require a little extra TLC. Working its magic within as little as four minutes, this mask repairs damage caused by heat, bleach, chemicals, and environmental aggressors.
Get your hands on smoother, bouncier hair within minutes! Featuring the brand's patented K18Peptide™, this mask travels deeper into the inner layers of the hair to fix broken keratin chains and ensure a professional level of hydration.

Written by Ellie Child, Beauty Editor
Product details
Hair Type: Formulated for all hair types
Hair Benefit: Smoothing, strengthening and hydrating
Hair Concern: Chemically treated, damaged
Ingredient Highlights: Vegan friendly and contains ahas, citric acid, keratin, peptides and vitamin e.
Formulated without: Colourants, parabens, phthalates, silicone, sulphates and contains no animal derived ingredients.
Good to know: Dermatologically tested. This product is cruelty free.
Made In: The USA
Ingredient Features
This hair mask contains vitamin e, which helps to support healthy scalp and hair and to encourage hair growth. There is also peptides contained in this item which works to regenerate new hair growth and to produce thicker and fuller looking hair.
What does K18 say?
"The patented peptide technology works to repair damage from bleach, color, chemical services & heat – restoring strength, softness, smoothness, and bounce to hair."
How do you use it?

- See the brand's dosage chart for exact usage
- For best results, use for the first 4-6 consecutive washes, then every 3-4 washes as needed to maintain hair strength
- When using in the shower, shampoo but do not condition
- When using out of the shower, towel dry thoroughly and begin with one pump of the K18 Mask
- Add more as needed depending on the length, thickness, and condition
- Use from ends to roots, one pump at a time
- Let sit for 4 minutes to activate
- Do not rinse out
- Style as usual
What sizes are available?
K18 Leave-In Molecular Repair Hair Mask is available in the following sizes:
- 5ml
- 15ml
- 50ml
K18 bio
K18 are on a mission to liberate expression, allowing men and women worldwide to rewrite the rules on hair care. Their all-vegan solutions allow for an easy styling session, providing deeply nourishing hair care products that ensure glossy, healthy strands all year round.
How much can I save on K18 with Cosmetify?
You’re saving 22% or £2.50 when you purchase through Cosmetify.
Delivery & Returns
Products over £30.00 qualify for free standard delivery with Face The Future, otherwise there is a charge of £2.99 with orders usually arriving within 1-5 days of dispatch. Express/Next day delivery option available. Delivery generally available throughout Europe, delivery costs vary by region, please select your region during checkout for up to date costs and options.
This retailer has a 14 day return policy, see checkout for up-to-date conditions.
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