This pairing of a light blue plaid blazer and a black turtleneck is the perfect base for a multitude of on-trend outfits. If you need to immediately rev up this getup with a pair of shoes, why not complete this outfit with a pair of black leather chelsea boots? As you mature into your 30s, you probably want to start dressing like a grown-up. In this case, combinations like this are ideal as inspo.