Rubie's Costume Disney's Oz The Great and Powerful Adult Dress and Headpiece Our deluxe Glinda costume includes a long sleeve floor length gown and headpiece. Our deluxe Glinda costume comes in adult sizes Large, X-Small, Medium, Small. This deluxe Glinda costume is an officially licensed Oz The Great and Powerful costume. Glinda's wand is sold separately from this deluxe Glinda costume.