Whoville is the fictional town where the story takes place, and the characters who reside there are known for their whimsical and colorful fashion sense. Whoville Costumes often feature bold and bright patterns, layers, and unique accessories such as fuzzy hats, curly wigs, and long-fingered gloves. Whoville Costumes are popular for Halloween parties, costume events, and other occasions where people want to dress up in a unique and fun way.