I saw on a Feng Zhu video on his youtube channel these two anatomical models (male and female), they were really good, half covered with skin, and half with muscles exposed
I don't know where to find something similar!
I live in Italy and here is so difficult to find anything more particular than gouache...sad but true, metallica would say (ahah)
So I'm searching on web, but I managed to find only medical things, which could be good! but I seem to find only stuff divided in pieces, or such things as stomach, sections of body parts and stuff like that.
I need complete human figures, and accurately constructed so I can take precise photo reference from them from more angles, or study them by eye.
The video is this however: