Dino Party Greeting Card Puzzle from Mudpuppy is a 12-piece postcard puzzle with an image of dinosaurs celebrating a party on one side and space to write a message on the other side. Package comes with puzzle put together, write the message on back, break up the pieces, place in the envelope and mail. – 12-piece puzzle – Add your own message to the back – Includes color-coordinated envelope and full-color sticker seal – Package: 5.25 x 7.25″, 13 x 18 cm – Ages 3+