An olive long sleeve shirt and olive chinos will give off this casually cool vibe. The whole ensemble comes together if you complement your look with a pair of slip-on sneakers.
Olive Long Sleeve Shirt with Slip-on Sneakers Smart Casual Outfits For Men
This outfit proves it pays to invest in such timeless menswear pieces as an olive long sleeve shirt and a blue suit. Bring a modern twist to an otherwise mostly dressed-up outfit by wearing slip-on sneakers.