This compact and easy to carry Sky Winder makes winding in the line a breeze! The Sky Winder has a line locking button by the thumb, and a folding handle for easy storage. Just hold the Sky Winder in one hand and reel the line in with your other hand. It has two gears; 1:1 for winding in-flight and 3:1 for winding slack line in a hurry. The Sky Winder comes with 350 ft. of 50 lb. twisted pre-streched Dacron line. Made in China by Go Fly A Kite.