-20" children's bike -Very lightweight aluminum frame and fork -Weight only 7.9 kg (without pedals) -Growing "Adaptive Frame": very low top tube and seat tube extends far back -8-speed Shimano Altus gear shift with grip shifter -Cables routed internally -Tektro V-Brake front and rear -Specially designed small brake levers from Tektro. Adjustable grip width -All-round 20x1.75 tires from Kenda. Ideal for roads, gravel paths, and easy trails. Very low rolling resistance -Lightweight tubes with Schrader valve -Low bottom bracket -Edge-free stem -Child-friendly saddle -Age-appropriate pedals