For a look that's elegant and absolutely envy-worthy, consider wearing a blue vertical striped double breasted blazer and blue vertical striped dress pants. Avoid looking too polished by rounding off with navy suede low top sneakers. Undoubtedly, you're looking at a smart option for a boiling hot summertime day. So if you're after style inspiration for dressing as you move through your 20s, this ensemble is a good example.