K18 Leave-In Repair Mask 150ml

K18

K18 Leave-In Repair Mask 150ml

Best delivered price across 1 retailer

£130.00

Delivered prices assume an order containing this item only.

Conditioner150ml

Compare prices

Best basket across UK retailers. Also check Amazon for its current price. Click through to buy.

Beauty FlashBest priceFree delivery
2 retailers not in our latest feeds
Debenhams

Not in our latest feed · last seen 31 July 2026 (34 days ago)

£3.99 delivery on every order

£95.98

£91.99 item

Out of stock
Gorgeous Shop

Not in our latest feed · last seen 1 August 2026 (33 days ago)

Free delivery

£110.50

Out of stock

Also check on Amazon

Live price varies, not compared

Check on Amazon(affiliate link)

About this product

Restore your hair’s strength and resilience with this leave-in treatment mask, clinically proven to reverse damage in just four minutes. Suitable for all hair types, it repairs the effects of bleach, colour, chemical services, and heat styling to bring back softness, smoothness, and natural bounce. Powered by the patented K18PEPTIDE™, this highly concentrated formula is engineered with the precise size and structure needed to penetrate the innermost layers of the hair. Once inside, it reconnects broken keratin chains—responsible for hair’s strength and elasticity—delivering lasting, transformative results. Key Benefits Restores strength, softness, smoothness, and bounce Repairs damage caused by bleach, colour, chemical services, and heat Easy, leave-in formula for lasting results Clinically proven performance Clinical Results In a clinical study on hair bleached eight times, after just two uses: Biotech-powered K18PEPTIDE™ restored damaged hair by up to 82% Ingredients: 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.

Related products

More from K18.

More from K18

View all K18

Explore the rest of the K18 range across categories.

Best delivered

£130.00