Go for a straightforward yet casual and cool choice marrying a black crew-neck t-shirt and black ripped skinny jeans. Let your outfit coordination skills truly shine by finishing off this getup with red athletic shoes. When it's one of those dreary fall days, sometimes only a cool outfit like this one can get you to face the outside world. Laid-back combinations for stylish 20-something gentlemen aren't actually that hard, as you see here.