It's based on the Cyberpunk 2020 TTRPG. You could customize your character by adding a Mr. Studd sexual implement (or the Midnight Lady equivalent for female anatomy). I think they did it just to have comparable options to the source material.

Well cause we have dicks and vaginas ? You prefer barbie génitalia ? What i don't understand is why this is such a big deal, we all have the same thing down there could people please grow up and stop covering their eyes like religious puritan grandmas ?

How would you otherwise get credit for the schlong physics in the character editor smh