For a casually dapper look, pair a black crew-neck t-shirt with black chinos — these items fit really well together. For a more relaxed spin, why not complete this outfit with a pair of white and navy leather high top sneakers? A safe bet pairing proper for over-30 gents who like casual dressing.
Why not consider wearing a black crew-neck t-shirt and blue jeans? As well as very practical, both pieces look nice when married together. Take a more casual approach with shoes and rock a pair of white and navy leather high top sneakers. This combo should clear any doubts you had about dressing casually over 30.