This combo of a black double breasted blazer and grey chinos looks considered and instantly makes any gentleman look cool. Put a modern spin on your look by slipping into a pair of charcoal canvas low top sneakers. As you can see here, it's very easy to look amazing and stay cozy come chillier weather, thanks to this ensemble. In your thirties, you probably want to start dressing maturely. If that's the case, inspiration like this proves very useful.