“Australian creative agency The Hungry Workshop created an identity for the Rabbit Hole Café, a co-working space for creative people. The business cards feature a “few fluoro green carrots for good measure, printed with a nice, deep impression”. Parts of the card can even be removed. How’s that for originality.”

https://www.creativeboom.com/inspiration/16-of-the-sweetest-business-card-designs-from-some-of-the-worlds-best-designers/