Dual Line Delta Stunt Kite Features and Benefits: Fast and quick-turning for extra excitement outdoors. The sail is built from nylon and is 160 x 80cm in size with the frame built from fiberglass. Learn to steer your kite that can handle wind between 6 - 50km per hour. The stunt kites comes with a 50m line. Flying the kite is undoubtedly an entertaining activity for both kids and adults. Use it any open area, from beaches to parks, and enjoy spending quality time with your family.