If the setting calls for a casually sleek getup, go for a black cable sweater and a white dress shirt. Take a more casual approach with footwear and complement this ensemble with brown leather desert boots. As a guy in his thirties, you want to start dressing more like a mature gentleman. If that's the case, inspiration like this comes in very useful.
One of the coolest ways for a man to style out such a hard-working piece as a black cable sweater is to pair it with a white dress shirt. Finishing with brown leather desert boots is a guaranteed way to infuse a fun feel into this ensemble. Interested in fashion for maturing gentlemen? This combination is pretty inspiring.
As you can see, looking stylish doesn't take that much effort. Marry a black cable sweater with a white dress shirt and you'll look incredibly stylish. A wonderful example if you want to shed your boyish look and start dressing in a more refined manner.