Tailoring is and always will be a perennial requirement for any man interested in a complete wardrobe. And though your first or even second suit should probably be single-breasted—it’s a bit more conventional, so you won’t upstage your boss during that business lunch—beyond that you should definitely consider something double-breasted. Whether it’s a matching suit or a jacket and trousers, the DB is a great way to tell the world that you’re serious when it comes to style. And to help you pick the right look, here are 10 of our favorites. See more at Esquire.