Front Message: To a Special Father On His Birthday Inside Message: Your birthday is a good chance to thank you for all the wonderful things you do all year—but most important, it's a good time to celebrate the wonderful man you are. Printed on high quality paper stock, this birthday card lets Dad know how much he means all year through. Card size: 5.8 inches wide and 8.3 inches long. All Hallmark cards are made with paper from well-managed forests.