Pair a navy floral short sleeve shirt with dark green chinos for an everyday look that's full of charisma and character. Introduce a pair of white leather low top sneakers to the equation and you're all done and looking killer. So if it's a summertime day and you want to look dapper without exerting much effort, this look will do the job in next to no time. A nice, less conservative getup for 20-year-old gents.