This mini rainbow hot air balloon windspinner is made with quality weather resistant polyester. The balloon measures 11x 7 with a 26 inch long Curlie tail. 6 colorful printed panels are supported with fiberglass rods which help maintain their shape. Plastic backs the fabric, making the panels rigid. Heavyduty swivels attach the spinner tail and is used to hang your Balloon. Balloons ship flat and they are easy to assemble.