The standard badge fastener, is the pin.
BADGE FASTENER OPTIONS
Pin Fastener
Bulldog Clip $1.00 Additional
Magnet $1.00 Additional
Strap Lanyard $1.50 Additional
Cord Lanyards
$1.50 Additional
WARNING:
Magnets May Pose a Serious Health Risk for people with Pacemakers and ICDs.
Summary:
Magnets may interfere with the operation of Pacemakers and Implantable Cardioverter Defibrillators, according to a study published in the December 2006 Edition of Heart Rhythm and other published Medical Journals.