Sinergy Y4.2 Keratin Mask is an intensive restructuring treatment. The combination of keratin and collagen putting vital matter into the hair structure to restore the state of hair damaged by chemical treatments and external factors. Apply evenly throughout the hair and leave on for 10 minutes

Use in conjunction with Sinergy Y4.1 Keratin Shampoo and Sinergy Y4.3 Kerargan Infusion for optimum results

How to use: Apply evenly from roots to tips, leave on for 10 minutes and rinse thoroughly

Hydrolyzed Keratin: of vegetable origin extracted from corn, wheat, rice and barley. Made up of chains of amino acids rich in vitamin complexes and oligoelements, it's a natural source of protein and the main substance that constitutes the structure of the hair. It repairs, restructures, nourishes, protects and restores body and vitality

Collagen: natural protein of vegetable origin that gives strength and vitality to the hair, making it more dense and full bodied

Radish Root: antioxidant, anti free-radicals, moisturizing and antimicrobial to offer protection for sensitive scalps

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