This combo of a dark green parka and jeans has this laid-back and effortless vibe. Why not take a more refined approach with shoes and throw in brown desert boots? Putting together a well-coordinated outfit can be a bit of a conundrum on its own. Add cold temperatures into the equation, and the whole thing becomes even more difficult. Luckily, this here is your winter inspo. When it comes to casual clothing for 20-year-old gents, this outfit is perfect.