Read our full commerce guidelines here. If The Traitors and Claudia Winkleman's wardrobe hasn't got you searching for a fair isle jumper, I don't know what will. I've spent the first week of ...

H&M's fairisle knit has a high neck for warmth and jacquard black and white pattern." £27.99 at H&M $34.99 at H&M 2/10 Editor's note: "M&S' fair isle jumper deserves the number one spot for a few ...