Yep, our Bald ladies are absolutely right - in order to reach those back-end places nothing better that second pair of hands.
As for waxing - that is totally, absolutely safe (an in form of “sugaring” used for just that purpose in Arab countries for hundreds of years!) and it is … interesting experience hehe. It will HURT but than again … that is half the fun - is it not?

Check this thread too:

shaving