Attractive, stylish, or cool — describes someone's appearance or style. Often said informally as 'かっこいい'.
彼は格好の良いスーツを着て会場に現れた。
He appeared at the venue wearing a stylish suit.
そのバイクは格好のいいデザインだ。
That motorcycle has a really cool design.
面接では格好の良さより清潔感が大切だ。
In interviews, cleanliness matters more than being stylish.
新しい髪型にして格好の良くなったね。
You look cooler with the new hairstyle.