-16" Kids Bike -Very light aluminum frame and fork -Weight only 6.1 kg (without pedals) -Adjustable "Adaptive Frame": very low top tube and seat tube goes far back when extended -Internally routed cables -Tektro V-Brake rear & front -Extra small brake levers from Tektro. Grip width adjustable -Handlebar and grips with extra small diameter for small hands -All-around tires 16x1.5 by Kenda. Ideal for road, gravel paths, and easy trails. Very low rolling resistance -Light tubes with Schrader valve -Low bottom bracket -Short stem -Child-friendly saddle -Age-appropriate pedals