Realistic wind-up model, simple pull-back Rubber band engine, turning the handlebar, and functional kickstand for a beautiful display. Eco-friendly sustainable material made of FSC-certified wood. Very high precision with laser-cut plywood with amazing details. All-inclusive boxes, self-assembly No messy glue is required. Clear colorful step-by-step assembly instructions. Very sturdy construction. Can be painted with thin water-based paints, except for the gears, not to obstruct the mechanisms.