Yes a [SIZE=9pt]screwdriver handle[/SIZE] was the first thing I ever used. I used to keep in on the top of the cabinet in the bathroom, I could reach it from the shower. Put one foot on the side of the tub soap it up, after fingering my ass a while, and enjoyed.
I believe Aneros has the market cornered on prostate massage. They have done a ton of research. Also lots of info in their forums on the subject.
I started with a smaller anal plug and beads but I just got this mega anal plug that’s awesome. It is about 2.5 inches wide and 5.5 inches long. It has a crazy suction on it so you can stick in anywhere. Even your bedroom wall https://www.amazon.com/Curve-Novelties-Jock-Chocolate-Brown/dp/B073ZJTGZN