FirstBIKE Street Kids Balance Bike Bike Dimensions: 33.1in L x 14.2in W x 22in H / Weight: 7.7 lbs FirstBike Grows with Your Child! Good for Ages: 22 months-5 years Comes Standard with Replaceable Pneumatic Street Tires with Schrader Valves/ Soft Rubber Seat and Hand Grips/ Front and Rear Splash Guards / Reflective Stickers Standard Seat Height: 13.8in- 17.8in/ Tool-Free Seat Height Adjustment- Just Turn the Knob!/ Optional Lowering Kit Available for Seat Height of 12in-16in Lightweight Composite Frame is Rust and Insect Proof