Pesky Dust is a short, fairy-like alien with blue skin.his has purple fairy-like wings, pink spots and blue hair that sticks straight up. Pesky Dust wears a green dress-like outfit with black zigzags, the bottommost one of which is slightly asymmetrical. his hands have three fingers with white gloves on them and his feet have two toes. his eyes are green with feminine eyelines and has pink markings on his cheeks and chin.

Pesky Dust wears the Omnitrix symbol on his chest.