If you do not have a millimeter ruler, you can print a very accurate, disposable paper ruler. Simply click here to open the PDF containing a disposable paper ruler, and please disable any "shrink to fit" options on your printer.
Ermenegildo Zegna EZ0024
Ermenegildo Zegna EZ0078 (Sun)
Ermenegildo Zegna EZ0079 (Sun)
Ermenegildo Zegna EZ0081 (Sun)
Ermenegildo Zegna EZ0082 (Sun)