This classic and casual combo of a dark green quilted bomber jacket and a black polo neck sweater is very easy to put together in next to no time, helping you look dapper and ready for anything without spending too much time combing through your wardrobe. A cool pair of white canvas high top sneakers is an easy way to punch up your ensemble. Think it's hard for 20-year-old gentlemen to master semi-casual outfits? This pairing is irrefutable proof of otherwise.