Great Flying RokkakusExpress yourself with Premier's high-flying Rokkakus. Besides their eye-catching graphics, these solidly built kites have adjustable tensioning throughout the sail for optimum flight. Made of ripstop nylon with carbon spars. Big enough to make a bold statement, these huge kites are flawless fliers. Wind range: 4 to 18 mph. 5'-5" x 6'-7". 79/34" case included. Use 150-lb. Dacron line.