A modern gent's polished collection should always include such essentials as a waistcoat and olive jeans. So if you're in search of style ideas on what to wear as you move into your 30s, this ensemble is a great example.
Olive Jeans with Waistcoat Smart Casual Outfits In Their 30s
Putting together a waistcoat and olive jeans is a fail-safe way to breathe style into your day-to-day collection. Add a pair of black leather loafers to this getup to instantly switch up the ensemble. If you frequently worry about dressing age-appropriately, this combination is a never-failing option.