The image features a white background with a graphic design in the center. The design is a combination of text and a heart shape. The text reads "Age is just a number happy birthday" in a playful, cursive font. The heart shape is pink and has a swirl design, adding a touch of whimsy to the overall design. The phrase "Age is just a number happy birthday" is a popular sentiment for birthdays, suggesting that age is not a defining factor in one's happiness or worth. The design is simple yet conveys a warm and celebratory message.