If you have chosen the magnet fastener option here is some addition information.
The magnetic attraction force is affected by the distance between the magnet fastener and the metal plate on the back of the badge ie your garment thickness
SUPA-MAG - This is our own brand of general purpose magnet suiting most situations where your garment is of average thickness
MEGA-MAG - XXtra Strong for the strongest fastener in the Australian market. You will be surprised just how strong it is! Suitable for most suits
LOCK-MAG - This fastening system has a male and female part allowing for superior attraction whilst maintaining alignment on your garment