Kerastase ciment anti usure is the first double reconstruction treatment for weakened hair with topseal protection it works to rebuild your hairs internal strength and leaves it full of body vitality and shine whilst feeling incredibly soft to use put a hazelnut sized amount of ciment anti usure in the palm of your hand and spread through the lengths and ends leave for 1 minute then emulsify and rinse thoroughly please note we are unable to ship kerastase products outside of the eea