My girlfriend and i love to masturbate in front of each other, when we first started, i would always do it with me sitting on my knees and leaning back against something, she on the otherhand would lay on her back with her legs spread really wide and masturbate, took me a while to change my habit bu...

Guys with foreskin, when you get erect, does your foreskin self retract ? I constantly read for most guys it does, but porn movies seem to indicate otherwise, I very rarely see a guy go from covered to uncovered when getting an erection. I for one when I was uncut it never self retracted.