If you gravitate towards contemporary combinations, why not try this combination of a gilet and navy skinny jeans? White canvas slip-on sneakers will instantly dress up even the laziest of combos. This combination shows that as a gent in his 20s, you have a wide range of style options.
This ensemble with a gilet and navy skinny jeans isn't super hard to put together and leaves room to more creative experimentation. On the shoe front, this ensemble is finished off perfectly with white canvas low top sneakers. As you can see here, in your twenties your outfit options are looking good.