If you get one wish this Halloween it should be for this Genie Costume for Adults! This classic and timeless costume is a great way to make an unforgettable entrance into any events this year and is made of high-quality material for a fit that is great for a night of partying!Brand: Rubie's. Adult dreamy Genie Halloween Costume with Black and blue gauze dress. $ Three colors Genie cosplay Halloween costume with special design on the waist. Shop Now. Three colors Genie cosplay Halloween costume with special design on the waist. $ Womens Sexy Genie halloween costumes special Blue bra match long skirt.