A navy blazer and grey pants are absolute staples if you're putting together a classic and casual wardrobe that holds to the highest sartorial standards. Consider a pair of dark brown athletic shoes as the glue that pulls your getup together. No doubt, it's easier to work through a super hot afternoon in a easy and breezy look like this one. Just because you're a teen guy, doesn't mean you can't dress up, and this combo demonstrates just that.