Smart Gear Balance Bikes are made from birch wood with real inflatable rubber tires, foam handle bar grips, cushioned leatherette seat and a unique carry handle incorporated in the bikes body. Features: Children learn to balance and ride while boosting their confidence. No pedals!. Clean modern design. Children adapt to a "real" bicycle without difficulty. No more training wheels. Adjustable seat height to grow with your child. PAC-free inflatable Rubber Tires, handle bar grips, cushioned leatherette seat. Suitable for ages 2 years and up to 60 pounds. Unigue carry handle incorparated in the bikes body. Eco friendly. Wood harvested from a replenishable source. Formaldehyde free glue. Non Toxic paints and lacquer. Carton is made from recycled paper with water based ink printing.