For a casually dapper ensemble, wear a black denim shirt jacket with a grey crew-neck t-shirt — these items fit beautifully together. Bump up the wow factor of your getup by slipping into grey athletic shoes. Relaxed getups for 30-year-old gents aren't actually that hard, as you can see here.
A black denim shirt jacket and a grey crew-neck t-shirt worn together are the ideal outfit for gents who prefer cool and casual outfits. Give a fresh twist to this outfit by slipping into a pair of grey athletic shoes. And if we're talking casual fashion tips for 30-year-old gentlemen, this look looks good on almost anyone.