Hello Rohit82,

So there is no way to increase the size of penis. Foreskin ought to easy to pull back softly while bathing for cleaning, But if it is bleeding and you facing problem in pulling it back consult to a doctor. Also this could well be a cleanliness issue. https://lovematters.in/en/resource/penis
https://lovematters.in/en/news/will-my-wife-think-my-penis-small
https://lovematters.in/en/resource/penis-shapes-and-sizes

Thanks!