Kérastase Chronologiste Masque Intense Régénérant. This rich hair mask is designed to provide intensive conditioning while leaving hair feeling softer, smoother, and more manageable. Part of the premium Chronologiste collection, the mask has a rich, creamy texture and is ideal for adding an intensive treatment step to your regular hair-care routine. Key Features Kérastase Chronologiste hair mask Masque Intense Régénérant Intensive conditioning treatment Helps leave hair feeling soft and smooth Helps improve manageability Rich, luxurious cream texture Suitable for all hair types Unisex hair-care product 200 mL / 6.8 fl oz Ideal for weekly or regular hair-care routines