-20" children's bicycle -Very lightweight aluminum frame and fork -Weight only 7.9 kg (without pedals) -Growing "Adaptive Frame": very low top tube and seat tube that extends far back -8-speed Shimano Altus gear shift with twist grip -Inline cable routing -Tektro V-Brake front and rear -Extra small brake levers from Tektro. Adjustable grip reach -All-round tires 20x1.75 from Kenda. Ideal for roads, gravel paths, and simple trails. Very low rolling resistance -Lightweight inner tubes with Schrader valve -Low bottom bracket -Short stem -Child-friendly saddle -Age-appropriate pedals