This powerful hair mask from Kérastase is designed to rescue and revitalize brittle, damaged hair. Infused with the innovative Ciment-Cylane Complex and pro-keratin, it penetrates deep into the hair fiber to rebuild and strengthen from within. Ideal for hair that's been through chemical treatments or excessive styling, this mask repairs and fortifies, leaving hair noticeably smoother, more resilient, and less prone to breakage. With continued use, it restores hair's natural shine and manageability, transforming it into stronger, healthier-looking locks.