Originally Posted by nothingwithoutjoy:
My daughter wore one. It was designed with a break-open clasp so if they get pulled on or snagged on something, they'll break open rather than choke. It was also knotted between each bead, so if it broke, they wouldn't fall off. I can't swear that it helped, but it certainly didn't hurt.
this was my experience was well with my own dd as well as my nephew.
That said I would check licensing to see if what is allowed.