-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 the seat tube extends far back -8-speed Shimano Altus gear system with twist grip -Inside cable routing -Tektro V-brake on the front and back -Extra small brake levers from Tektro. Adjustable grip width -All-round tires 20x1.75 from Kenda. Perfect for roads, gravel paths, and easy trails. Very low rolling resistance -Lightweight tubes with Schrader valve -Low bottom bracket -Short stem -Child-friendly saddle -Age-appropriate pedals