What type of material were plague masks made with?

The plague beak masks were made with solid leather. Plague doctors believed that the mask filled with aromatic items could protect them from putrid air, but that actually turned out to be the cause of infection (proved by miasmatic theory of disease developed later).

Answerlocated on the horizon line

Isee it as a little of both. they are showing off their clothes and designers to get you to buy it but also to be amazed by the designs and the style.