My wife enjoys leaving a loads or several loads in her during a session or for later. We have found that a large diameter but plug does the trick nicely. This is the one she uses and it seals the cum in her well and can easily kept in with a pair of panties and/or pantyhose.
thanks for participating but Please do not post hot links to other sites. This is a violation of the rules of the forum. You are welcome to post Urls so long as they are broken and therefore not clickable.
Ernie