Frenulum

Mine just about disappeared when I was circumcised 4.5 yrs ago, following an autoimmune infection. I wasn't asked either way. It just went. Used to be quite long, when my foreskin was pulled back.
 
Mine just about disappeared when I was circumcised 4.5 yrs ago, following an autoimmune infection. I wasn't asked either way. It just went. Used to be quite long, when my foreskin was pulled back.
I didn't mind. It used to be sensitive but not pleasurably so.