![Dark Green Shirt Jacket with Long Sleeve T-Shirt Relaxed Outfits For Men In Their 20s: To achieve an off-duty outfit with a modern finish, try teaming a dark green shirt jacket with a long sleeve t-shirt. Dress down your getup by finishing with white and navy canvas low top sneakers. Overall, a perfect demonstration of laid-back fashion for 20-year-old guys.](https://cdn.lookastic.com/looks/shirt-jacket-long-sleeve-t-shirt-skinny-jeans-large-104150.jpg)
![Olive Shirt Jacket](https://cdn.lookastic.com/olive-shirt-jacket-original-11480793.jpg)
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To achieve an off-duty outfit with a modern finish, try teaming a dark green shirt jacket with a long sleeve t-shirt. Dress down your getup by finishing with white and navy canvas low top sneakers. Overall, a perfect demonstration of laid-back fashion for 20-year-old guys.