This combo of a black shawl-neck sweater and blue chinos is perfect when you need to look effortlessly sleek but have zero time to spare. The whole look comes together perfectly if you throw a pair of burgundy leather casual boots in the mix. Can you see how very easy it is to look on-trend and stay warm when cooler weather arrives, all thanks to ensembles like this? This combination illustrates how to look good as you are making it through your teen years.