Characteristics and Interoperability Simple to learn how to ski: Your child can learn to balance with the assistance of the patented steering lock button, which restricts the movement of the two front wheels' steering system to forward and backward only. - Press the button to make lean-to-steer riding possible. Kids' adjustable scooter: - The scooter includes a 3-height anodized aluminum T-bar with a simple clamp. Robust Scooter: - Supports up to 110 lbs. with a super low composite deck and reinforced body frame. COMFORTABLE & SAFE SCOOTER Rides: With the sturdy composite brake and cozy, long-lasting TPR ergonomic grips, your Globber kid's scooter ride will be enjoyable and efficient. It also extends the life of the wheels. HIGH-QUALITY WHEELS: - Two 121mm front wheels and one 80mm rear wheel mounted on ABEC 5 bearings; high-rebound PU cast front and back wheels.