The Packaging School Calipers



The Packaging School Calipers are now available for purchase! These tools enable you to optimize all designs according to the golden ratio by measuring for the most pleasing placement of logos, pictures, and text. Our Human Factors Affecting Design Workbook is also included in your order!

Golden Ratio Calipers and Workbook


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Free shipping on all US orders. $20 shipping on all international orders. 


See the Calipers in Action!


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