To achieve a casual getup with a modern finish, reach for a beige wool turtleneck and navy chinos. Serve a little mix-and-match magic by slipping into a pair of navy suede low top sneakers. Keep this outfit in your front hall wardrobe come spring, and we guarantee you'll save time racking your brain for what to wear on more than one occasion. Perfect if you're on the lookout for some seriously inspiring semi-casual style for 20-year-old guys.