[quote=Alphakoka]
Open now! Dravvie Leather Emporium, for all of your quality dragon leather's clothing and accessories.
[/quote]

*Evvie walks in, completely unawares.
"This leather super familiar."
"Ah yes, it was made from you...err...for you."

To make things easier they could just clone the dragon tissue. The value would be ruined if you can just clone the leather, but whatever. They'd never know the difference.