Or layer Jigsaw’s wool jersey turtleneck (£69, jigsaw-online.com) under a shirt – cotton or denim – leaving the top couple of buttons undone. These turtlenecks from Whistles and Jigsaw are ...

Patrick Mahomes, Jamaal Charles, Trent Green, you name it. All of them donned crisp white mock turtleneck shirts under their jerseys in their team photos. “is there a story behind the chiefs ...