Open the card to reveal the funny boobs pop up. Make their day with this memorable hilarious card. Card Reads: Front: "Tit's Your Birthday" Inside: <Pop Up Boobs> *blank* Details: Card Size: 4.25 x 5.50 inches Paper: Made on quality, double sided sturdy cardstock. Packaging: Wrapped in a cellophane sleeve. On the back of the sleeve there is a back sheet with an image of what the card looks like inside.