This combo of an olive crew-neck sweater and light blue ripped jeans is irrefutable proof that a straightforward casual ensemble doesn't have to be boring. And if you wish to easily up the style ante of this outfit with a pair of shoes, grab a pair of desert boots. So as you can see here, it's a neat, not to mention season-appropriate, ensemble to keep in your transitional sartorial collection. Wondering how to perfect casual looks as you step into your 30s? This combo is the perfect answer.