This casual pairing of a crew-neck t-shirt and olive chinos is very easy to throw together without a second thought, helping you look sharp and prepared for anything without spending too much time going through your wardrobe. When this outfit looks all-too-polished, play it down by finishing off with olive athletic shoes. This combo is our idea of perfection for those warmer springtime days. Wondering how to nail casual outfits as you move through your teens? This combination is the perfect answer.