Originally, these stamps are meant to have a family name engraved on them, but I forgot to add my family name when I purchased it, so it just ended up being a caterpillar stamp... (Shock). The Very Hungry Caterpillar: Became a beautiful butterfly. 18mm round stamp (stamp face: C, began searching for food) A collection of "hanko" (stamps) filled with the charm of Eric Carle's "The Very Hungry Caterpillar," loved around the world! Delivered in a special picture book-style package! [Product Specifications] ・Body: 18mm wide ・Material: Wood (Tsuge)