Children's toothbrush with Shinkansen design, making brushing teeth fun! - Model: Shinkansen design toothbrush - Color: Green - Accessories: With cap - Purpose: Children's toothbrush This is a Shinkansen toothbrush for children. The brush head pops out when you press the button. It's from about 15 years ago, so it's no longer sold. Although it's new and unused, please refrain from purchasing if you are overly concerned about details. Rather than using it as a toothbrush, how about closing the cap and using it as a collectible?