This combo of a teal crew-neck t-shirt and dark brown chinos is hard proof that a safe casual ensemble can still be really interesting. A pair of white and black athletic shoes will create a stylish contrast against the rest of the ensemble. Seeing as it is getting chillier every day, this getup is a great idea for in between seasons. This getup illustrates that as a 20-something gent, you have a vast array of style options.