The mail is quite a loose weave of European 4 in 1, 'wire' is 1.5mm diameter and the inside diameter of the rings are 8.5mm giving an aspect ratio (AR) of 5 2/3.
There's twelve rings at the top to thread a draw string through.
Step Twin - Stepped edge Die - a D6 die (dice) with stepped edges to compliment my 'Stepped corner D6' see; http://www.shapeways.com/model/156671/stepped_die_d6.html?gid=ug43177 .
This die has 18mm sides with 7mm tall numbers and 1.2mm stepping.
See also; http://www.shapeways.com/model/158405/stepped_die_d12.html?gid=ug43177 a D12 featuring stepping under the center of the numbers.
A small but heavy D12 featuring stepping into the center under each number.
See also; http://www.shapeways.com/model/156671/stepped_die_d6.html?gid=ug43177 for a D6 featuring stepped corners