To create a casual menswear style with a modern spin, go for an orange harrington jacket and a white crew-neck t-shirt. Balance this ensemble with a more sophisticated kind of shoes, like this pair of brown suede chelsea boots. This combination proves that dressing maturely and staying stylish are not mutually exclusive things.
In situations comfort is prized, rock an orange harrington jacket with a white crew-neck t-shirt. Up this whole outfit by rocking black and white athletic shoes. This pairing shows how to keep scoring in casual dressing as a 30-something guy.
If it's comfort and functionality that you're searching for in menswear, rock an orange harrington jacket with a white crew-neck t-shirt. If not sure as to what to wear on the footwear front, throw in white leather low top sneakers. As you can see, in your thirties your sartorial options are far from limited.