Concentric circles perfectly balanced in the Fibonacci Golden Ratio. From a series illustrating Fibonacci’s mathematical ideal found in nature and applied in art and design. -- Choose from our vast selection of art prints and posters to match with your desired size to make the perfect print or poster. Pick your favorite: Movies, TV Shows, Art, and so much more! Available in mini, small, medium, large, and extra-large depending on the design. For men, women, and children. Perfect for decoration.