If the setting permits a casual ensemble, go for a grey shawl cardigan and grey jeans. Play down the classiness of your look with a pair of grey athletic shoes. Ideal if you're after some seriously inspiring 20-something casual style.
Grey Shawl Cardigan with Grey Jeans Outfits For Men In Their 20s
Look laid-back and cool without exerting much effort by wearing a grey shawl cardigan and grey jeans. If you're not sure how to dress as a young gent, this getup is a practical example.