This stylish magnetic holder is offered as a as a Portuguese knitting pin with an open hook.  The hook is just shy of an 1" long (24mm) and will allow you to thread your yarn through it and manage your tension as you knit. 
 
 A Hamsa hand image, ancient symbol of protection, is sealed under a 1" glass dome cabochon and mounted in a decorative pendant setting  The pendant is about 1 3/8" in diameter plus the ring at the bottom.

 A super strong  neodymium  (rare earth) magnet is affixed to the back with an industrial grade adhesive.  A second magnet is supplied to go under your clothing to secure the holder in place. These magnets are strong enough to work with the thickest of garments.  

(Caution: These are strong magnets and should not be worn by anyone with a pacemaker or medical implant.  

Thanks for looking.  Purchase with confidence knowing that your satisfaction is guaranteed. If you have any problems, I will gladly resolve your concerns with a refund or replacement.  Customization requests are welcome.