[spacejunkie2001]

NM, I think you’re referencing this

https://smile.amazon.com/gp/product/0989066207/ref=ppx_yo_dt_b_asin_title_o04_s00?ie=UTF8&psc=1

[Wonder Warthog]

That is one of them. Since I am older, the “vibration for seniors” is my primary go-to, and much newer. But both have good info.