A double breasted blazer and a white and navy dress shirt are solid sartorial weapons in any gentleman's sartorial collection. Throw in black leather tassel loafers to pull your full ensemble together. This ensemble shows that dressing appropriately for your age and looking stylish are not mutually exclusive things.
A double breasted blazer and a white and navy dress shirt are a sophisticated combo that every stylish guy should have in his closet. You could perhaps get a little creative on the shoe front and dress down your outfit by finishing with a pair of black leather loafers. This look is perfect for 30-something gents.
Pairing a double breasted blazer and a white and navy dress shirt will allow you to flaunt your styling prowess. And if you wish to easily play down this look with footwear, complete your getup with white and green leather low top sneakers. Wear this outfit to assemble a more conservative look as a guy in his 30s.
For a look that's classy and absolutely GQ-worthy, consider wearing a double breasted blazer and a white and navy dress shirt. Black suede tassel loafers are a welcome accompaniment for your outfit. A look like this will help any gent in his 30s outshine his younger fellows.
Putting together a double breasted blazer and a white and navy dress shirt will create a confident, manly silhouette. For something more on the casually edgy end to complement this outfit, add a pair of black leather loafers to the mix. You can take inspiration from combinations like this if you've passed the big 3-0 and you want to take a more mature direction in your style.