Tsaiko and Miome Theater: What is under those uniforms?

[tsaiko]

Background: It should be noted that this whole conversation was inspired by this NSFW piece of fanart of Tommy from the Young Avengers.

Miome: It's obvious Tommy doesn't wear underwear.
Tsaiko: It would ruin the lines of his suit.
Miome: I'm sure that's his first concern whenever he has to put on his superhero costume.
Tsaiko: Maybe he takes a

Comments

[oninobara]

I think we need a fashion consultant for this one.

What fabrics are thick enough to hide a cup or a jock strap yet still cleave convincingly to the body? Or is it all just liquid latex?