For a modern casual ensemble, Consider teaming a black print crew-neck t-shirt with blue jeans. If you need to effortlessly bump up your outfit with one piece, why not add black leather derby shoes to the mix? A safe bet getup appropriate for 20-somethings who prefer casual dressing.
A tan check blazer and blue jeans are great menswear essentials to have in the casual part of your closet. A nice pair of black leather derby shoes is an effective way to punch up this ensemble. As you're transitioning from your 20s to your 30s, you probably want to start dressing more professionally. If that's the case, combinations like this are ideal as inspiration.