This ensemble with a beige shirt jacket and black chinos isn't so hard to achieve and is open to more sartorial experimentation. Add a pair of dark brown leather casual boots to the equation and ta-da: your getup is complete. Take cues from looks like this if you're looking to add maturity to your teenage look.
Beige Shirt Jacket with Dark Brown Leather Casual Boots Outfits For Men In Their Teens
Opt for a beige shirt jacket and charcoal jeans for a daily ensemble that's full of charm and personality. For extra style points, add dark brown leather casual boots to the mix. A combination to make any teenage boy look older than your age.