Mistress is using balls destruction as a way to stop that man from jerking off: spread-eagle bondage, balls beating and trampling are doing the job fine
Dominatrix is wearing rubber gloves and dealing with slave's ball sack by using a set of medical clamps
A set of steel clamps are there to put cock and balls in pain while cruel women is beating them up with wooden paddle
Cruel woman gives slave a painful punishment by whipping his ass and putting a couple of lashes across his balls
Slim dominatrix is playing with slave's balls: putting them in extreme rope bondage and attaching massive weights