Beginning bike riders will find great success on the Joovy Bicycoo Balance Bike. With a super strong yet lightweight aluminum frame, this balance bike is easier to control than heavier options. It features 12-in. refillable pneumatic tires that provide superior suspension for a smoother ride and outlast the EVA plastic tires you'll find on other bikes. The tires are also wide 12x2.5 making balancing easier. There is a rear hand brake and the brake cable is internally routed through the frame. Dimensions: 33.5L x 16.25W x 21.5H in.; 8.75 lbs.. Foot-to-floor, kid powered balance bike. Recommended for children 18 months & up to 55 lbs.. Aluminum frame in choice of colors. Seat height adjusts from 14 - 15.25 in.. Refillable 12-in. pneumatic wheels.