OK. I made one, using a 2" circle and 2.5" squares. I now need to add the hanging ribbon and center piece. But I got the measurements figured out from the centimeters used on the original pin. To make it larger or smaller, the squares need to be 1/2" larger than the circle.
DIY Ironing & Cutting Board On it, in this order, from the plywood out, we staple gunned: 1 layer of Insulbright - shiny side up 2 layers of cotton batting 1 layer of heavy canvas 1 layer of that silver ironing board fabric from JoAnn's