The Kids Oompa Loompa Costume is the perfect Halloween costume for fans of Willy Wonka and the Chocolate Factory . You’ll transform into one of Willy Wonka’s little orange helpers with this Oompa Loompa Jumpsuit. Get ready to flow down the chocolate river! Wig not included. Availability: The Kids Oompa Loompa Costume takes approximately 1 business day to leave the warehouse.