"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Waistcoats, or suit vests, are probably one trend you haven't been able to escape—either on IG or IRL.

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There is no rule at all. You can wear a double-breasted vest under a single-breasted suit under a double-breasted coat, if you like. It’s your thing. Do what you want to do. I can’t tell you who to ...

Denim, pinstripes, linen, and sweater vests. You might not be totally aware, but vests are part of the fashion group chat in a major way. Whether as standalone tops, base layers, or part of a suit, ...