Bicycle with Hand Brake, Basket & Carrier-12 inchSteel frame Adopt the ergonomic principle, adopt a thickened frame tube wall, greater bearing capacity. Thickened and widened racing tires are non toxic, environmentally friendly and stylish in appearance, while maintaining high levels of wear resistance and traction. 3. Child Bike Made of premium steel to survive the bumps of learning, durable steel frame. The children's bicycle handlebar seat can be adjusted up and down, grows with the child &