100% UV RESISTANT SUNTEX FABRIC Easy to assemble Aluminum mast & ground stake included Size: Diameter: 6.5ft, Pole: 10.5ft A colorful adaptation of the large power generators seen in Europe and on windy plains in America, our version uses a unique governor arrangement to keep them turning at a constant yet mesmerizing rpm. Based on designs by Mike Delfar of Gravity Works in Franklin, Wisconsin.