That's your hymen. It is common for women to still retain a part of their hymens. It is not always completely there or completely gone. Unless you have tightness, discomfort or pain during insertion, there is no reason for concern.

thanks... but i was looking into hymen repair surgery and i can't find a doctor in my area... any thoughts?

You said earlier that you've already had sex. Why would you want to keep or restore your hymen???

I'd really rather not say...