K18 - Leave-In Repair Mask
With 20+ billion TikTok views the K18PEPTIDE™ is clinically proven to repair damage from bleach + colour, chemical services and heat – with immediate and lasting results to restore strength, softness, smoothness and bounce to hair.
Available in 2 sizes:
- 15ml
- 50ml
With 20+ billion TikTok views the K18PEPTIDE™ is clinically proven to repair damage from bleach + colour, chemical services and heat – with immediate and lasting results to restore strength, softness, smoothness and bounce to hair.
Available in 2 sizes:
- 15ml
- 50ml
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Enjoy FREE SHIPPING on orders over €55 / €110 worldwide
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pH-optimized (5.0-6.0) to help minimize cuticle swelling + put hair proteins in their most resilient state
Vegan, colour-safe, cruelty-free
Full Ingredients List
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.- Shampoo, do not condition. Towel dry thoroughly.
- Begin with 1 pump of K18 Mask and add more as needed depending on the length, thickness, and condition. Work evenly into hair, one pump at a time, from ends to roots.
- Let sit for 4 minutes to activate.
- Do NOT rinse out. Style as usual.
Last Updated: 27/08/2025
Northern Ireland, Republic of Ireland or United Kingdom
Orders under £45 - £3.50 / €3.75 (2-5 working days)
Orders over £45 - Free Shipping
Europe – £6.99 / €7.99 (2-10 working days)
*Please Note: Shipping prices may vary depending on specific European locations.
Australia - £40 / AUD $70
Rest of the World – £24.99 / €29.99 / USD $32.00 (2-10 working days)
US Warehouse – USD $10.00 (Please note: Delivery to USA only, 2-10 working days)
While we are working hard to ensure the quickest delivery possible for our customers, please note that during the busy periods some orders may take up to 10 working days to receive.