![Brown Leather Derby Shoes with Navy Cotton Blazer Smart Casual Outfits In Their 30s: This pairing of a navy cotton blazer and olive chinos looks considered and instantly makes you look stylish. Brown leather derby shoes will bring a hint of sophistication to an otherwise all-too-common outfit. Now that's a look any 30-year-old man will love.](https://cdn.lookastic.com/looks/blazer-long-sleeve-shirt-chinos-large-85146.jpg)
![Navy Cotton Blazer](https://cdn.lookastic.com/navy-cotton-blazer-original-436986.jpg)
![Blue Chambray Long Sleeve Shirt](https://cdn.lookastic.com/blue-chambray-long-sleeve-shirt-original-359370.jpg)
![Olive Chinos](https://cdn.lookastic.com/olive-chinos-original-466344.jpg)
![Brown Leather Derby Shoes](https://cdn.lookastic.com/brown-leather-derby-shoes-original-2410827.jpg)
![Black Leather Watch](https://cdn.lookastic.com/black-leather-watch-original-9558291.jpg)
![Charcoal Socks](https://cdn.lookastic.com/charcoal-socks-original-2171211.jpg)
This pairing of a navy cotton blazer and olive chinos looks considered and instantly makes you look stylish. Brown leather derby shoes will bring a hint of sophistication to an otherwise all-too-common outfit. Now that's a look any 30-year-old man will love.