I can last hours. Back in high school i fucked my gf at the time for 4 hours straight, i was a bit of a stud and she was dick crazy. She was sore the whole next day lol.
Now masturbating has taken a bit of a toll, but if i hold off for a bit i know i can get my stamina/endurance back.
Now masturbating has taken a bit of a toll, but if i hold off for a bit i know i can get my stamina/endurance back.