The Spring/Summer 2019 period for Maisie Wilen (founded by Maisie Schloss) was characterized by: Vibrant Patterns
. In SS19, this was often paired with neutral linens or raffia. Silhouette
While the specific video titled "Ss Maisie SS 19 Cuerda Azul.mp4" can't be located publicly, it's highly plausible that it's connected to this specific photoshoot or a similar fashion event from that season.