The Sensei is the first ever two line relaunchable trainer kite that doesn't require the expense of a third line or anything else to relaunch. The Sensei is the most stable & smoothest flying trainer on the market today!! Check out this video to see how easy it is to relaunch The kite has self-cleaning vents so any sand that gets in it will automatically be dumped out. Designed in the USA and made in China by Precision Kite. Includes: 65 feet of 200 lb. Spectra lines, trainer bar and bag. Ready to fly.