<s>[INST] good morning sir im 27 m my query is that my pennis is abt 4 inch at erection its shape i feel is abnormal it is thick at apex and thin at base i have done sex for 10-12 times it get loosen during faster intercose and when i do slowly it get tighten again but overall erection is no good testis size is also small i m getting marry shortly please advise [/INST] Hello and Welcome to ‘Ask A Doctor’ service.I have reviewed your query and here is my advice.There seems nothing to worry. It is a one of the normal variants of penis. Other types include pencil penis, cone penis, curved penis, banana penis, etcetera. So, enjoy your married life.Hope I have answered your query. Let me know if I can assist you further.Regards,Dr. Penchila Prasad Kandikattu </s>