For the digital October cover of Vogue magazine the Vice President wore separates by Gabriela Hearst.
I do not have images of the Leiva Blazer in chocolate, but I can share product photos of the Rhein Pants ($1650), a style Ms. Harris wears in several colors. The Rhein is 100% silk with a high waist, front zipper with hook & eye closure, and belt loops. It is described as “an introduction to a new, easy silhouette low-slung and languid in movement…”.