Pair a military jacket with a gilet for an on-trend, laid-back outfit. Now all you need is a nice pair of tan suede desert boots. This one is a viable option when it comes to figuring out a standout look for weird fall weather. A practical illustration for any man who's still working out how to dress age-appropriately while still looking stylish.
For something more on the casually edgy side, you can easily go for a military jacket and a gilet. As you can see, this getup is a really nice pick, especially for transeasonal weather, when the temps are getting lower. As a gentleman in his thirties, you probably want to start dressing maturely. In this case, looks like this prove useful as a source of inspiration.