This pairing of a navy double breasted blazer and navy dress pants is a surefire option when you need to look like a true connoisseur of modern men's style. Loafers can effortlessly tone down a classic getup. Keep this outfit ready to go when spring arrives, and rest assured, you'll save a lot of time racking your brain for an ensemble on more than one morning. A fail-safe option outfit appropriate for 50-something guys.