Keep it on for a while, then.

[The lingerie is thin enough that he can fondle her right through it anyway. He can appreciate it really well with his hands and mouth if she keeps it on for now. She can undress him all she likes though! He puffs his chest out for her approval.]

You have high standards. Not to mention you're a princess. Who wouldn't like to be chosen by a princess?

So yeah, I like it. I like it a lot.

[If you're unsure as to how much he likes it take a fondle through his pants and feel him getting hard because of you.]