You can look cool and casual without really trying by wearing a navy cardigan and black jeans. You can get a little creative with footwear and smarten up your getup by slipping into dark brown suede chelsea boots. Interested in dressing ideas for gents in their 30s? This getup is pretty inspiring.
Navy Cardigan with Black Jeans Smart Casual Chill Weather Outfits For Men In Their 30s
To achieve an off-duty outfit with a twist, pair a navy cardigan with black jeans. For a modern hi/low mix, add a pair of black leather brogue boots to this getup. So if you need style tips on how to dress as you turn 30, this ensemble is a wonderful example.