In a recent Instagram video promoting the new album, Swift donned a clever blouse style for early fall weather: a short-sleeve sweater. More specifically, the Fortnight singer wore the sold-out $128 Teo Cashmere Short-Sleeve Sweater from Reformation (the $158 Darcy Cashmere Tee is the next iteration of this shirt, per the brand). Imily Bela Cable Knit Short-Sleeve SweaterAmazonWhat’s more classic than a cable knit sweater in a fall and winter wardrobe? It’s outfitted with vertical cable knit detailing running along the bodice, plus a collared V-neckline for some preppy flair. Arach&Cloz Wool-Blend Short-Sleeve SweaterAmazonSaodimallsu Oversized Short-Sleeve SweaterAmazonAnrabess V-Neck Short-Sleeve SweaterAmazonNaadam Cashmere Short-Sleeve Sweater