Backplate from a Brigandine

Backplate from a Brigandine by Artist. The backplate, a component of armor, has a tan color. The backplate has a square-like shape with curved top edge. The edges are mostly straight but frayed and worn. There is a row of metal rivets around the perimeter. The rivets are circular and have a green patina. The surface is made of fabric with woven pattern. There are dark spots and discoloration on the surface. A small piece of leather or fabric with metal buckle is attached near the top. The background is light gray.