Bottom flexing while taking Dick

[Lkf1201]

Looking for links to vids where a muscular bottom is flexing his muscles (biceps) while riding dick or just getting fucked in general.

Something like this. Help a guy out and drop ur links!

 

[Jsv937]

 

[mikeyalbany22]

This is a great one with lots of flexing throughout: https://thegay.com/videos/1160677/malik-delgaty-and-skyy-knox-hung-raw-wrestlers/