The channel with the cervix is lined with cells and glands that secrete mucus. This mucus is thick and impenetrable to sperm till just just before ovulation. There is not any single sizing that's much better than Many others, and people will likely have their unique own preference. You https://pornhub11098.p2blogs.com/30649965/the-smart-trick-of-fuck-that-no-one-is-discussing