see through

[Ju]

a. What should I say a clothing in very thin material that can be see-through easily?

b. For the above sentence, shall I say

1. that can be see-through easily?
2. that can be seen through easily?

ju

[allenman]

Believe it or not it's called "see through material"

You would say it can be seen througheasily.

Not a teacher

[Tdol]

I'd use a hyphen: see-through material.

If you want a posh term, you can use diaphanous.