The Smiffys Officially Licensed Horrible Histories WWI Boy Costume in size 7-9 is a complete outfit suitable for boys who are fans of historical themes such as soldiers and military. This costume is inspired by World War I and is officially licensed from the popular Horrible Histories series, making it an authentic and fun choice for fancy dress occasions. Perfect for young history enthusiasts, this outfit allows children to dress up as a soldier from the past and immerse themselves in the world of this significant era.