This off-duty combo of a dark green turtleneck and khaki chinos is very easy to pull together without a second thought, helping you look sharp and prepared for anything without spending a ton of time rummaging through your wardrobe. Tap into some Idris Elba stylishness and elevate your ensemble with a pair of tassel loafers. Those who are curious how to sport classic and casual dressing as you go through your 20s, this ensemble should answer your question.