If you are curious as to how the foreskin functions but do not have access to your own or your partner's, then you may find it helpful to view the animated photo gifs illustrating the it's movement from several different views. Feel free to save and share them if it will be helpful in encouraging people not to be afraid of men with complete genitalia.
geocities.com/painfulques...ralresources
geocities.com/painfulques...ralresources