Size: Length 5.5 cm x Diameter 1.3 cm Don't worry if you stamp it wrong! This is a stamp that uses Frixion ink and can be erased by rubbing with the attached rubber. You can stamp and erase it as many times as you like. The ink is less likely to bleed through, making it perfect for planners, notebooks, and stamp play at kindergarten or preschool. You can enjoy it without damaging the paper. A strap can be attached to the body, making it convenient to carry. Please understand that this is a used item before purchasing.