A denim jacket and a yellow crew-neck t-shirt are totally worth adding to your list of menswear must-haves. If you want to immediately play down your look with a pair of shoes, why not throw in a pair of black and white canvas high top sneakers? This ensemble is a good idea if you're putting together a well-coordinated look for transitional weather. When it comes to style tips for 20-something gents, this combo looks nice on almost anyone.