A year ago, a quarter-zip jumper was pretty much the last thing I would have thought about wearing. A marker of sartorial indifference, beloved of politicians, finance bros and Princes William and Harry, they were firmly in the nice-for-your-dad but irrelevant to fashion category.
Until a few things happened. First, Jonathan Bailey became the internet’s workplace crush by wearing one at Jonathan Anderson’s Dior womenswear debut in Paris. Unzipped over a blue shirt and striped tie and paired with straight-leg jeans, that jumper began to shift the dial on this much-maligned clothing category.
