![Navy Shirt Jacket with Black Jeans Smart Casual Spring Outfits For Men In Their 20s: If you're after a casual and at the same time dapper getup, dress in a navy shirt jacket and black jeans. Add dark brown leather boat shoes to the mix for extra style points. So as you can see, it's a neat, not to mention spring-appropriate, combination to keep in your transeasonal rotation. Think it's hard for 20-year-olds to master semi-casual looks? This pairing is a powerful demonstration of otherwise.](https://cdn.lookastic.com/looks/shirt-jacket-long-sleeve-shirt-jeans-large-90334.jpg)
![Navy Shirt Jacket](https://cdn.lookastic.com/navy-shirt-jacket-original-11480797.jpg)
![Light Blue Chambray Long Sleeve Shirt](https://cdn.lookastic.com/light-blue-chambray-long-sleeve-shirt-original-2899412.jpg)
![Black Jeans](https://cdn.lookastic.com/black-jeans-original-470016.jpg)
![Dark Brown Leather Boat Shoes](https://cdn.lookastic.com/dark-brown-leather-boat-shoes-original-6731562.jpg)
![Brown Leather Watch](https://cdn.lookastic.com/brown-leather-watch-original-9558336.jpg)
![Charcoal Socks](https://cdn.lookastic.com/charcoal-socks-original-2171211.jpg)
If you're after a casual and at the same time dapper getup, dress in a navy shirt jacket and black jeans. Add dark brown leather boat shoes to the mix for extra style points. So as you can see, it's a neat, not to mention spring-appropriate, combination to keep in your transeasonal rotation. Think it's hard for 20-year-olds to master semi-casual looks? This pairing is a powerful demonstration of otherwise.