Such armor has the advantage, unlike the kind of large pieces of iron plates to form the armor wearer, as hinder movement, but also bows and arrows better defensive performance. The disadvantage is that very complex production process, a skilled craftsman of the ancient day, can only make a palm-size one, so very expensive.
The figure is a kind of Europe, Brigandine, picture top right shows the details of a small hoop, each a small hoop at all joints with rivet rivet together, we can see the complexity of working.
The connection of small hoop, a relatively simple one as a central element in the other four-ring connected, and of course, there are many complex ways.
The connection of a more complicated way.