Opt for a louche outer layer as Gabriela Hearst's striking Gunnersbury cardigan is rendered in an oatmeal colorway for Fall '18. The New York label has made its name producing impeccable knitwear designs, and this piece is no exception. The oversized silhouette has been crafted from sumptuous cashmere and silk ribbed knit, making it a perfect counterpart for smart tailored looks.