You can look casually dapper without trying too hard by opting for a denim jacket and dark green jeans. A no-brainer combo appropriate for men over 30 who prefer casual dressing.
Dark Green Jeans with Denim Jacket Casual Warm Weather Outfits For Men In Their 30s
Wear a denim jacket with dark green jeans for a relaxed getup with a modern finish. Laid-back combinations for stylish 30-year-old gents aren't actually that hard, as you see here.