![Navy Sweater Vest with Burgundy Jeans Smart Casual Cold Weather Outfits For Men In Their 30s: Pair a navy sweater vest with burgundy jeans for a proper classy ensemble. For something more on the classy end to round off this outfit, add a pair of dark brown suede chelsea boots to the equation. Wondering how to dress as you slip into your 30s? This combination is the perfect answer.](https://cdn.lookastic.com/looks/overcoat-sweater-vest-long-sleeve-shirt-large-93630.jpg)
![Grey Plaid Overcoat](https://cdn.lookastic.com/grey-plaid-overcoat-original-430836.jpg)
![Navy Sweater Vest](https://cdn.lookastic.com/navy-sweater-vest-original-11417278.jpg)
![Blue Chambray Long Sleeve Shirt](https://cdn.lookastic.com/blue-chambray-long-sleeve-shirt-original-359370.jpg)
![Burgundy Jeans](https://cdn.lookastic.com/burgundy-jeans-original-469404.jpg)
![Dark Brown Suede Chelsea Boots](https://cdn.lookastic.com/dark-brown-suede-chelsea-boots-original-9659567.jpg)
![Dark Green Flat Cap](https://cdn.lookastic.com/dark-green-flat-cap-original-5527364.jpg)
Pair a navy sweater vest with burgundy jeans for a proper classy ensemble. For something more on the classy end to round off this outfit, add a pair of dark brown suede chelsea boots to the equation. Wondering how to dress as you slip into your 30s? This combination is the perfect answer.