So as you can see, it doesn't take that much work for a man to look casually sleek. Just consider pairing a charcoal plaid overcoat with charcoal jeans and you'll look awesome. Complete this outfit with black and white canvas low top sneakers to effortlessly kick up the appeal of your look. When spring is in the air, you'll appreciate how great this ensemble is for unpredictable spring weather. Wondering how to perfect casual dressing as you move into your 30s? This pairing is the perfect answer.