If you're on a mission for an off-duty and at the same time sharp outfit, reach for a long sleeve shirt and a white and green crew-neck t-shirt. Take a more elegant route in the footwear department by finishing with a pair of beige suede desert boots. So so as you can see, it's a killer, not to mention spring-ready, getup to keep in your transeasonal rotation. Wondering how to perfect casual dressing as you work your way through your 20s? This combo is the perfect answer.