Is one your lucky number? Is there a first birthday on the horizon? The Square No. 1 Graphic design is a modern yet simple depiction of the number one. The design originates from the shape of a square. The number one is removed from the green square allowing the surface of the product the design is printed on to show through. This design is available in the numbers 1 though 9. This design would be perfect for customization, make it into a birthday card, a birthday invitation or an anniversary announcement. This simple, modern and contemporary number design is ideal for the kids or as artwork for the home or office.