Recycled paper, not ideas. Card measurements: 4 1/2" x 6 1/4". Outside message: So you really don't remember K-I-S-S-I-N-G in any trees? Inside message: Then how do you explain... (image of heart/love), and... (image of rings/marriage), and now this? (image of baby carriage/Congratulations on your little one! (Baby carriage not included)