The sartorial collection of any discerning gent should always include such mainstays as a blue crew-neck sweater and navy dress pants. Add a pair of black leather derby shoes to the mix et voila, the ensemble is complete. This ensemble suggests how to kill it in semi-casual dressing as a 20-year-old guy.
To put together a casual ensemble with a fashionable spin, try teaming a blue crew-neck sweater with navy chinos. Dial down the casualness of this ensemble by slipping into a pair of black leather derby shoes. So if you need dressing tips for 20-year-old guys, this outfit is a perfect example.
Pair a blue crew-neck sweater with khaki chinos to assemble an interesting and current relaxed casual ensemble. To give this outfit a more refined touch, introduce black leather derby shoes to the equation. A perfect example if you want to lose your boyish look and start dressing maturely.