Actually, don't worry I fixed it

I am trying to make a space helmet, although when I view the helmet any surfaces obscured by the glass aren't rendered at all. I am using a carved pumpkin as the model. Any help would be appreciated!

Made a torch for minecraft!
It is going to be used in a horror map I am currently making.

It would be nice if you could have the ability to have different models for item damage variants inside the program instead of having to find out how to put them in the .json file manually. Did that make sense?

e.g :
A bow has a durability of 384 therefor the model is, say "model A"
When you shoot ...