A dark green cable sweater and grey chinos make for the ultimate casual outfit for any gentleman. Feeling bold today? Spice up this getup with a pair of black and white canvas low top sneakers. When you have one of those dreary fall days, sometimes only a kick-ass look like this one can get you to face the outside world. Off-duty combinations for 30-year-old men aren't actually that hard, as you can see here.