The Backdoor sex position provides unfettered access to the tightest spot on her body and gives him total indulgence to get the job done. Many people regard the anus as a forbidden place. The anal taboo adds to the thrill. Would it surprise you to learn that our women readers say backdoor sex is the number one position their male partners ask them to try? While relatively uncomplicated, her positioning is a major factor in making it comfortable and pleasurable for both partners.