Opt for an open cardigan and grey chinos for relaxed dressing with a modern twist. For something more on the dressier end to finish off this ensemble, complete this getup with black leather chelsea boots. Keep this ensemble in your front hall wardrobe come warmer weather, and rest assured, you'll save a lot of time crafting what to wear on more than one occasion. If you're often not sure how to dress as a 20-year-old man, this pairing is a perfect example.
You'll be surprised at how easy it is for any gent to put together this casual getup. Just an open cardigan married with grey chinos. As for footwear, complement this getup with yellow canvas low top sneakers. So as you can see, it's a stylish, not to mention season-appropriate, getup to have in your transitional sartorial arsenal. Those who wonder how to sport edgy casual outfits as you make your way through your 20s, this combo should answer your question.