I got this thin bamboo back scratcher a couple years back. Exactly the same as my granpa's- which my eldest brother "inherited". His is probably 60 years old now.
Anyhoo, this thing probably cost $1.50 and it has been one of the best Christmas presents I've ever received. Certainly the most valued. My couch ate it for six months and not knowing where it had gone thought someone had stolen it... Feel bad about that.
Web search be damned I couldn't find this particular scratcher.

Anyway. I wasn't impressed with what I saw online. But it may be a thing of personal preference.
This thing looks dangerous:
