[the-dude]

Cushion! Pardon my French : https://www.amazon.com/adhd-cushion/s?k=adhd+cushion

(No affiliation)

[bubblesnort]

Something like this???

https://www.amazon.com/Wenqik-Cushion-Vibrator-Pressure-Acti...

That's enough wtf for me, I'll leave the Internet for a while.

[Ladsko]

Huh! I use these to keep my spine musculature busy, not my mind. Am I doing it wrong?

[otteromkram]

Yes, you need to balance it on your head for the full effect.

/s