tunning fork

I would love some thoughts on the tunning fork buttplug.Weather or not the vibration help with the o facter. I bought my fav. provide a pony tail and she love that.I see there are bunny,fox, and feather duster plugs. Thanks in advance
http://www.thechaingang.com/catalog/...es-insertables

It took me a while to find a photo of this. I love this forum because even an older woman like me can learn new things.

Such wonderful toys on that page! I am going to have to add those to my Amazon Wishlist.
u come to okla. and i would get the set to try mmm