For a look that's very easy but can be styled in a myriad of different ways, make a blazer and blue ripped jeans your outfit choice. Black and white loafers are a fail-safe way to give an extra dose of style to this outfit. This ensemble is a nice idea when it comes to figuring out a cool ensemble for transeasonal weather. Those who are curious how to sport modern casual outfits as you reach your 30s, this ensemble should answer your question.