Ball sack used for sparring practice by a big tit muscular female boxer.

Brunettes wide open asshole fucked by a big set of balls.

Dude has his ball-sack turned into a penis shaft after penile enlargement injections had gone terrib...

Draining a bucket of brown stinky pus from an big infected ball sack and removing the rotting testic...

Looks like something alien is moving around in there