Don't be afraid of unconventional layering. Juxtaposing the casual edge of denim with the classic sophistication of a blazer creates a really interesting look with a cool vibe. This is one of my favorite looks on a man.
If you're not going to run, don't wear running shoes. 16 Ways To Dress Like A Grown Man Invest in quality. Every man should own a black lace-up shoe (they match everything) and a few slim, pointed ones.