![Navy Harrington Jacket with Crew-neck T-shirt Smart Casual Outfits In Their 30s: If you appreciate functional style, opt for a navy harrington jacket and a crew-neck t-shirt. Rock this combination to pull together a more mature look as a 30-year-old gent.](https://cdn.lookastic.com/looks/navy-wool-harrington-jacket-white-crew-neck-t-shirt-charcoal-plaid-dress-pants-large-42352.jpg)
![Navy Wool Harrington Jacket](https://cdn.lookastic.com/navy-wool-harrington-jacket-original-11656561.jpg)
![White Crew-neck T-shirt](https://cdn.lookastic.com/white-crew-neck-t-shirt-original-386478.jpg)
![Charcoal Plaid Dress Pants](https://cdn.lookastic.com/charcoal-plaid-dress-pants-original-2163747.jpg)
If you appreciate functional style, opt for a navy harrington jacket and a crew-neck t-shirt. Rock this combination to pull together a more mature look as a 30-year-old gent.
If you appreciate functional style, opt for a navy harrington jacket and a crew-neck t-shirt. Rock this combination to pull together a more mature look as a 30-year-old gent.