The best foundation for a kick-ass and casually sleek getup? A grey wool blazer with a white and black vertical striped long sleeve shirt. Here's how to bring a more casual feel to this outfit: navy canvas low top sneakers. Can you see how extremely easy it is to look dapper and stay warm when colder weather arrives, all thanks to looks like this one? Looks like this have a sophisticated air that befit men in their thirties really well.