Care for your blonde hair the right way with the kérastase masque, a nourishing treat for bleached strands'. '.strtoupper('d')elivering intense conditioning to leave locks looking repaired, the formula is designed for treating those more extreme signs of damage'. '.strtoupper('t')hanks to edelweiss oil and hyaluronic acid duo technology, the hair mask works to give your hair a stronger, reinforced finish for a healthier looking end result'. '.strtoupper('h')air fibres will be 94% stronger while manageability is improved for easier brushing and styling'. '.strtoupper('i')ncredibly lightweight, the masque won’t weigh down your locks, leaving them with lustrous shine and softness'. '.strtoupper('i')nstrumental breakage test using bain cicaextreme and masque cicaextreme.