Pairing a military jacket and a white dress shirt is a guaranteed way to infuse class into your day-to-day fashion mix. For a more laid-back vibe, why not add white canvas low top sneakers to the equation? Seeing as it is getting chillier with each day, this look is a viable pick for in between seasons. So if you're looking for a good-looking yet age-appropriate combination for a gentleman in his 20s, this just might be it.