![Black Leather Casual Boots with Navy Blazer Cold Weather Outfits For Men In Their 30s: For a casual outfit, pair a navy blazer with black skinny jeans — these two items work well together. Avoid looking too casual by finishing off with black leather casual boots. A no-brainer for 30-something Millennial guys on the lookout for a more professional image.](https://cdn.lookastic.com/looks/overcoat-blazer-dress-shirt-large-5995.jpg)
![Camel Overcoat](https://cdn.lookastic.com/camel-overcoat-original-3350409.jpg)
![Navy Blazer](https://cdn.lookastic.com/navy-blazer-original-437274.jpg)
![White Dress Shirt](https://cdn.lookastic.com/white-dress-shirt-original-355266.jpg)
![Black Skinny Jeans](https://cdn.lookastic.com/black-skinny-jeans-original-4565676.jpg)
![Black Leather Casual Boots](https://cdn.lookastic.com/black-leather-casual-boots-original-11313179.jpg)
![Black Wool Hat](https://cdn.lookastic.com/black-wool-hat-original-10053229.jpg)
For a casual outfit, pair a navy blazer with black skinny jeans — these two items work well together. Avoid looking too casual by finishing off with black leather casual boots. A no-brainer for 30-something Millennial guys on the lookout for a more professional image.