Convict women who behaved badly were made to wear a collar iron. This device was an iron collar for the neck with two projections, each at least a foot long, extending from it.
Sunnitöölistest naistele, kes end korralikult ülal ei pidanud, pandi kaela raudvõru, millest ulatus välja kaks umbes 30 - sentimeetrist pikendust.