wrote in message ...
Adrian Berry wrote:
Small stainless steel split ring (=keyring) from an anglers' shop,
attached
to anything you fancy (small coin, drilled for the split ring; old
padlock
key; larger split ring.....)

How small can you get them, they sound ideal if small enough.

--
Chris Green


I've seen them down to about 3 or 4mm outside diameter but they are too
fiddly to put on a zipper. I have used ones about 6mm for this purpose
successfully.


Adrian