'I Calculated Your Age' - Funny Birthday Card

Our “I Calculated Your Age. That Can’t Be Right.” card is letterpress printed on a vintage printing press in sunny California. Featuring bold black ink paired with a bright liftoff lemon envelope, this cheeky birthday card delivers the perfect mix of humor and existential crisis. Details: • Letterpress printed on tree free paper • Black ink with liftoff lemon envelope • Size: 5.5” x 4.25” • Folded card, blank inside • Sealed in a cello sleeve • Made in California Perfect for: • Milestone birthdays • Friends and coworkers • Customers shopping for funny age humor Selling Tip: Age-related birthday humor remains one of the strongest-performing everyday card categories year-round. Perfect for birthday displays alongside candles, drinkware, and humorous gift items.