A flanker is an additional version to an existing fragrance. A flanker fragrance can be totally different from its role model and become an individual interpretation, for example like a floral version from an aquatic fragrance. They most likely do have a similar packaging / flacon / marketing.
Laliqe Encre Noire – Encre Noire pour Elle – Ence Noire Sport – Encre Noire L’Extreme
Dior Homme – Dior Homme Sport – Dior Homme Intense