Information Windless Stay-Open Swooper Feather Flag Banner Kit: 14' Fusion Pole Set, Heavy Metal Ground Spike Our Windless Series 11.5' feather flag is made of durable polyester knit ensuring vibrant, eye catching color. The image is single sided (back side reversed). Full sleeve design ensures the message is visible- even without wind. Heavy duty aluminum pole base keeps the straight portion of the flag rigid for better look and performance. Industrial strength fiberglass pole top easily conforms to the curve of the flag. Offset metal ground spike resists rotation.