Material: aluminium. Dimensions: 150 cm x 110 cm x 60 cm. Folded: 85 cm x 65 cm x 30 cm. Folding bike made of lightweight aluminium. 8 gears, 20 inches, 11 kg. Integrated air pump in the saddle post. Pre-installed Klickfix holder for additional extras. Gel comfort saddle. ***** ***** ***** *****