This combo of a dark brown turtleneck and navy chinos is extremely easy to do and so comfortable to work throughout the day as well! And if you want to immediately step up this getup with a pair of shoes, why not introduce a pair of navy canvas derby shoes to the equation? Seeing as the weather is getting colder every day, this ensemble is a smart choice for the time in between seasons. As you step into your 30s, you want to start dressing like an adult. In this case, combinations like this are a real lifesaver.