Quercetti Sirius + Libella gliders. With this special set of planes Quercetti you have twice as much fun. The pack contains the Quercetti Sirius and Quercetti Libella. The Quercetti Libella is a super tough glider for the novice pilot. Turn the propeller around to wind the rubber band, throw the plane into the air and the aircraft blast away. Through the undercarriage land the plane safely anywhere. The Sirius is a Cub airplane, will you determine how far it flies. The shock resistant nose anywhere he lands safely. is in the nose of the plane and a ballast which is adaptable. specifications: Package dimensions: 44 x 16 x 4 cm Material: Plastic Suitable for children over 6 years. Content: 1 Sirius 1 Libella