A blue hoodie and olive chinos are wonderful menswear staples that will integrate really well within your day-to-day casual repertoire. For something more on the daring side to complement your outfit, round off with a pair of navy leather high top sneakers. So when summer is over and fall is taking over, you may find this look your go-to. Wondering how to nail casual outfits as you work your way through your teen years? This combo is a practical example.