op Card Express boasts a collection of over 100 different 3D Pop Up Cards designs, with themes ranging from birthdays to Mother's Day, Father's Day, weddings, anniversaries, retirements, sympathy, congratulations, and thank you. A few examples of designs include flowers, sports, and animals. Each card is constructed by professional designers using the concept of Kirigami art. All of the card designs are cut with laser technology and hand-assembled. Every card is unique and has its own personal touch. All cards are blank inside to allow for your handwritten message.