Lion Costume For Adults Adult Deluxe Lion Costume Walmart.com Lion Costumes for Adults & Kids Lion Halloween Costume Ideas Adult Lion Costume. Lion Costume, includes Jumpsuit with Hood Be the king of the jungle with this super all in one adult unisex golden brown and cream fancy dress costume which has a tail, cream stomach and hood with the face and ears of a lion on top. There is also a zip down the front for ease. Product Code: 31678