This design features a graphic design with a white background. At the center, there is a quote in black text that reads, "Age is just a number happy birthday." The text is arranged in a way that the words "Age is just a number" are on the top line, and "happy birthday" is on the bottom line. Above the quote, there are two pink hearts, and below the quote, there is a pink heart with a cursive "birthday" written in black. The overall design is simple and celebratory, likely intended for a birthday greeting.