Originally, Kirby was simply holding a broom, but in the anime and Star Allies. he is also wearing a handkerchief with stars. The anime version is yellow but, the Star Allies version is white.
Kirby attacks by sweeping the broom at an enemy. In Kirby Star Allies, he has attacks based on his friends from Dream Land 2 and 3 like Nago pushing him. When combined for a Friend Ability, it gives a Wind effect.