William Mark WM2001 X-Zylo Flying Gyroscope UltraX-Zylo Flyer Amazing flyer! Color varies between blue and redFeatures of William Mark WM2001 X-Zylo Flying Gyroscope Ultra X-Zylo Flyer | Amazing flyer! | Color varies between blue and redSpecification of William Mark WM2001 X-Zylo Flying Gyroscope UltraProduct DetailsColor MultiDimensions 8x6x6W..