Meet the ultimate repair treatment for weak, damaged hair. Restore hair strength from within with our most potent repair formula. The LissLock ProStrength Mask is powered by a triple-action formula of Biotin (Vitamin B7), Chitin, and Inositol to reinforce internal structure, improve elasticity, and deeply repair damaged hair fibres. Ideal for weak or chemically treated hair, this high-performance mask strengthens each strand while creating a protective barrier against breakage, split ends, and environmental damage. Hair feels smoother, more resilient, and visibly healthier with every use. iluvia Lisslock ProStrength Mask works at a microscopic level to penetrate the hair cortex to restore internal strength by repairing weakened keratin bonds, improving resilience and long-term hair health. Targets and strengthens weak areas of the hair, minimizing breakage and reducing the appearance of split ends over time for a smoother, healthier finish. Recommended by top leading salons for damaged, treated, coloured hair.

• Triple: strengthening formula with Biotin, Chitin & Inositol


• Feature: Deep structural repair of weak/brittle hair


• Feature: Prevents split ends and reduces hair breakage


• Feature: Enhances elasticity and boosts resilience over time