This smart casual pairing of a white crew-neck t-shirt and charcoal plaid dress pants is very easy to throw together without a second thought, helping you look awesome and prepared for anything without spending too much time searching through your closet. To give your overall outfit a more sophisticated twist, why not complete your ensemble with burgundy leather derby shoes? There's no nicer way to cheer up a gloomy autumn afternoon than a seriously stylish ensemble like this one. Interested in dressing ideas for 40-something gents? This combination is great inspiration.