Too much foreskin on penis, what to do? and penis isn't very big would like it bigger

Here are some ...: Since you have lived along well with the long foreskin of your penis, it would be reasonable to wait and see for additional 2-3 yrs to assure achieving maximal growth before deciding what to do with the foreskin. Long but not tight foreskin without recurrent inflammation under regular hygiene is a blessing. So, keep it for now as long as being comfortable and functional... Best wish ...