Loulou de Saison A look from the fall/winter 2026 collection. “Loulou de Saison was created in a city, with the stiffness of a city,” she says. Loulou de Saison A look from the fall/winter 2026 collection. Loulou de Saison Loulou de Saison’s store-in-store at Bloomingdale’s New York. “Like cooking, if you put sugar, sugar, and sugar, I’m not sure it will be too good,” she explains.