This, again, varies from person to person and the type of cosplay. Before attending a convention, there is some prep time involved with figuring out what to cosplay. Despite her man’s age, Kat says that Rob always steals the show with his charm when they meet with friends or go out. Size: One Size（Head circumference：56-64 cm/22-25 inches） Material: Resin Included: A Mask Occasion: Halloween/Christmas/New Year Cosplay Party,Masquerade Dress Up,Mardi Gras/Carnival Party,Comic-con,Anime party.