It’s better to make the elastic band 2CM wide and 0.5 meters long (it can be bought from the market). We promise the prices are attractive and competitive in the cosplay market. There are several choices you have under the category Halloween Fortnite Costumes, including Merry Marauder, Fortnite Raven, Omega Fortnite, Drift Costume, robin costume etc. Halloween Costume For Kids. This popularity crossed the border of digital entertainment and made a successful entry as an attractive Halloween costume option.