Glide Bikes EZee Glider EVA Foam Tire Adjustable handlebars and seat make this bike great for kids of any size. Recommended for ages 18mth-5yrs Maintenance-free EVA tires, never requires air. Composite mag wheels Frame is Cromoly Steel Alloy for a durable, lightweight frame. Features a hand brake to teach child braking Removable foot pegs to make learning and gliding a breeze