Excessively masturbating until the upcoming event of a
raw and bleeding penis. RubTub; being the fun part of the event, and Machuggin; the perseverance to get to that point. This is the step
Men achieve past Extreme levels of masturbating to reach a common and difficult
nut.
Scientists say that RubTub Machuggin' is extremely unhealthy for anyone to accomplish. Studies show that too much RubTub Machuggin' can lead to a leathery
foreskin.
We do not insist on anyone subjecting to RubTub Machiggin'; perform this only if you are an experienced RubTub Machuggin' licensed Machugger.
"Oh my God! Your
foreskin feels like leather!" - Jane
"Yeah, I used to be really
heavy into RubTub Machuggin'."-
John