Fitch & Co Single head, Single Row Wartenberg pinwheel

Fitch & Co Single head, Single Row Wartenberg pinwheel with storage case, essential for any fetish, medical or sensation play. Delivers pleasure or pain the choice is yours! Also great for CBT.
"A Wartenberg wheel (also called a Wartenberg pinwheel, Wartenberg neurowheel, torture wheel, or nerve wheel), is a medical device for neurological use. It is also used as a BDSM or sensation sex toy."