For a look that's very easy but can be manipulated in a great deal of different ways, rock a black bomber jacket with navy sweatpants. Add white leather low top sneakers to the equation et voila, this look is complete. When spring is in the air, you'll love this combination as your uniform for in-between weather. Those who wonder how to rock modern off-duty looks as you mature into your 30s, this outfit should answer your question.