Marrying a navy cardigan and a navy turtleneck is a guaranteed way to breathe personality into your styling collection. Don't know how to round off this outfit? Wear a pair of black leather loafers to step up the wow factor. So if you're on a mission for an outfit that's dapper but also feels entirely spring-appropriate, this one fits the task well. As a young gentleman, you want to start dressing more like a mature gentleman. In this case, inspiration like this comes in very useful.