Kerastase Elixir Ultime Serum 100ml is a lightweight hair serum designed to nourish, smooth, and add shine to dull or frizzy hair. It helps improve manageability, reduce the look of rough ends, and leaves hair feeling soft without a greasy finish, making it a useful step after washing or before styling. For an easy grooming routine, order from tasco.pk with online delivery in Karachi.