I have one from these guys:
http://www.dringdring.ca/dringdring-...c.%20home.html
it's like this:

and I love it. (It's on my pink bike unfortunately which I don't use much anymore.)

They have that classic "dring dring" sound - hence the name (you can listen to them on the home page).



I kinda like this:
(matches my Shebeest sleeveless top)

This is really cute:


I imagine this one on LPH's bike for some reason:


An endless world of possibilities!