To put together a casual ensemble with a twist, you can easily dress in a white and black print crew-neck t-shirt and tobacco chinos. When this ensemble looks all-too-polished, play it down by finishing off with black and white athletic shoes. This getup is a surefire option if you're hunting for a great, summer-friendly getup. This getup illustrates that as a 20-year-old man, you have a wide range of styling options.