Golden Gauge Calipers are perfect for planning pleasing proportions for borders, quilting designs and so much more!
The Golden Ratio, which occurs in nature, ancient and historic design, is said to be the perfect proportion. It is the ratio of 1 to 1.618 or .618 to one. The Golden Gauge Calipers can be used any time you want to find that proportion without having to do the math. As the calipers are opened, they automatically constrain to the Golden Ratio.
To learn more about the Golden Proportion, check out this blog post.