Google ( prostate massager )
Here's some of the benefits.
Health benefits from Prostate & Perineum massage
Improve prostate health & reproductive system
Promotes the production of fluid in the prostate and brings fresh blood flow to the pelvic area
This fresh blood flow will bring oxygen and nutrients, allowing for healthier cell function within the prostate and the surrounding area.
Found the above on Ebay listing.
There's prenty of different models to go through