From what I’ve seen/heard from scientific and non-scientific sources, that’s just about ideal. If your SO is a bit on the tight side for that, you might need to put in a little time working on either ‘expanding their repertoire’ or just getting them more horned up before you go in.
![My SO has started telling me my cock is too big. What do you think? [OC]](https://lemmynsfw.com/pictrs/image/793187b0-0076-488c-a6da-9a1870f1e327.jpeg){kind=link}
From what I’ve seen/heard from scientific and non-scientific sources, that’s just about ideal. If your SO is a bit on the tight side for that, you might need to put in a little time working on either ‘expanding their repertoire’ or just getting them more horned up before you go in.