This casual combination of a navy long sleeve shirt and navy jeans is super easy to throw together in no time, helping you look on-trend and prepared for anything without spending too much time going through your wardrobe. Navy athletic shoes are a surefire way to give a dose of stylish nonchalance to this outfit. So as you can see, this look is a really smart pick, especially for transitional weather, when the temps are dropping. Perfect to portray that even as a man in his 20s you're confident enough to own your sartorial choices.