Quercetti Sirius + Libella gliders. With this special aircraft set from Quercetti you have twice as much fun. The package contains the Quercetti Sirius and the Quercetti Libella. The Quercetti Libella is a super cool glider for the novice pilot. Turn the propeller to wind up the rubber band, throw the plane in the air and the plane shoots away. The landing gear allows the plane to land safely anywhere. The Sirius is a throwable plane, so you decide how far it flies. The shock-resistant nose allows it to land safely anywhere. The nose of the plane contains an adjustable ballast. Specifications: Package dimensions: 44 x 16 x 4 cm Material: plastic Suitable for children from 6 years. Contents: 1 Sirius 1 Libella