Restructure and renew your hair deep down with the rene furterer absolue keratine ultimate renewal mask a replenishing mask for extremely damaged and brittle hair created for those whose hair is in need of serious support the absolue keratine ultimate renewal mask cocoons every strand in strength and resilience the rich formula deeply penetrates hair to restore it to its former glory providing excellent results from the first application a rich infusion of plant based keratin and biocyme