Just tell people up front. We tell people:
We got hair...no she does not shave her armpits or legs either.
He has always cum quickly-sometimes he can get up again and sometimes he can't. He has fingers and a tongue. She requires power tools. She can enjoy many things but you ain't gonna get her to cum without her special toy.
At first it was hard for us, now we just blurt it out and let whatever happens, happen.
We are who we are. We are happy together. Others can join or not.