To look great and classic, consider wearing a tan print crew-neck sweater and charcoal dress pants. Introduce black leather chelsea boots to this outfit and you're all set looking incredible. A perfect example for any gentleman who's still working out how to dress age-appropriately while still looking stylish.
For a surefire casual option, you can never go wrong with this combo of a tan print crew-neck sweater and beige jeans. You can get a little creative with footwear and complete this outfit with a pair of black leather chelsea boots. If you're 30, take cues from outfits like this to take a more mature approach to your personal style.