Answer the question based on the following jumbled dialog.

Mr. Eza: Good morning, Ma'am.

Mr. Eza: I want to buy key chains.

Mr. Eza: I'd like to order souvenirs for my wedding.

Mr. Eza: It's so beautiful. My fiance loves blue.

Mr. Eza: May I see it?

Mr. Eza: O.K.

Mr. Eza: Sure. I'd like to see them.

Mr. Eza: That sounds nice. I'll order this one, please.

Mr. Eza: Those are ordinary key chains. I want a special one.

Mrs. Raline: Good morning. What can I do for you?

Mrs. Raline: Would you like to see the examples?

Mrs. Raline: Here are the examples. We have acrylic, wooden, and rubber key chains.

Mrs. Raline: Oh, there is a wax key chain, but we're still developing it. 

Mrs. Raline: Sure. Here it is.

Mrs. Raline: Sure. Please fill the form of order, Sir.

Mrs. Raline: We're planning to add dried flowers and fragrance on it.

Mrs. Raline: Yes, Sir. We have several kinds of souvenirs. May I know what kinds of souvenirs you want?

What are the materials of the key chains sold by Mrs. Raline?