—Adrienne SoMinus33 Merino Wool Hoodie for $220: When you want to stay warm, few fabrics can match merino wool. It's a super fiber, which is why we have an entire guide to merino wool, and this Minus33 hoodie is one of our favorites. It's soft and comfy, made of 95 percent merino wool and 5 percent Spandex to give it a little stretch. —Nena FarrellFjällräven Vardag Hoodie for $105: This is one of editor Adrienne So's favorite hoodies; it's made from 100 percent PFAS-free cotton. However, for the same price, the Minus33 has a higher merino content and a wider range of sizes.