I can't either, to be just as honest.

[Eilonwy laughed a little and had some more tea. There was sort of the same idea around books in Prydain. The printing press had made creating them much easier, but hand copied ones were sometimes more valued. It was probably the same with clothing, and Eilonwy thought to her sewing machine for a moment before she came back to the conversation.]

Personally, I wouldn't be surprised if they asked the fair folk to help. The stitches must be very tiny! Is Sylky a friend?