Crochet Polka Dotty Hat
Caron X Pantone has so many awesome colours to choose from. You could really mix up the polka dot rounds to something that fits your personality the best.
Be creative and try something new.
We have a similar, but slightly different pattern for Going Dotty Hat. The Polka Dotty Hat version has smaller dots and are closer to together.
Going Dotty Hat
This is a different pattern but you can find it here.