Try pairing a black crew-neck t-shirt with black jeans if you're looking for an outfit idea that is all about bold casual style. This look is completed really well with a pair of white canvas low top sneakers. Men who wonder how to sport edgy casual style as you reach your 30s, this combo should answer your question.
Black Jeans with Black Crew-neck T-shirt Relaxed Outfits For Men In Their 30s
If you feel more confident in functional clothes, you'll love this casual street style pairing of a black crew-neck t-shirt and black jeans. For a more refined spin, add black leather casual boots to this getup. Casual outfits for young guys aren't actually that hard, as you see here.