Kérastase Résistance Extentioniste Length Strengthening Shampoo 250ml Scalp Treatments This formula combats frizz

This formula combats frizz

strengthens hair by 2x and makes it 14x smoother in just one use

100% reported a reduction in swelling and redness

Perfect for incorporating into your complete coloured hair care routine for beautiful

The bottle is made of 95% recycled plastic

Kérastase Résistance Extentioniste Length Strengthening Shampoo 250ml Scalp Treatments This formula combats frizzKrastase Bain Extentioniste is a fortifying shampoo designed for those seeking healthy, long hair. This formula rebuilds and strengthens hair fibres, making hair shiny, smooth, and resilient. It reduces breakage and revitalises each strand, helping to repair damage and support healthy lengths. Protects hair from external aggressors while stimulating the scalp, ensuring your hair grows stronger and longer. Enjoy soft and firm hair with every wash.