Starting many years ago.. i don't remember how old i was... but i enjoyed putting certain items up my peehole. Yes..i know... dangerous... The only two items i've put in, just the tip... was the end of a metal blunt smooth straight knitting needle... about half a inch..  cleaned it off first of course. that was the first thing i used...   then a few years later i bought a thermometer and slid between a half inch to one inch of the very slim end in. I kept that thermometer for urethral play which