The mix-and-match capabilities of a charcoal crew-neck t-shirt and olive cargo pants guarantee they'll always be on high rotation in your wardrobe. Let your sartorial credentials truly shine by finishing your ensemble with black canvas high top sneakers. In the winter season, when warmth is paramount, it can be easy to surrender to a less-than-stylish outfit. But this outfit proves that you totally can stay cozy and remain stylish at the same time in the winter season. This outfit should erase any doubts you had about wearing casual clothes as a guy in his thirties.