Penis is like a sponge. It’s supposed to be flexible even when erect/ engorged with blood. The term hard just to imply it’s stiff/rigid. A erect penis can still be compressed. To answer your question, some guys are just not as ‘hard’ as other guys. There are several factors blood flow, circulation, erectile dysfunction etc. the penis is supposed to be hard enough to penetrate but not hard as a rock.
Latest Answers