It´s a one piece Chestplate, i tink with a heater you can bring the form you need.
Didn´t see what you mean.
Maybe it´s because of the crapy handypics ;)
https://www.ebay.de/itm/1-6-Custom-He-Man-Figur-Masters-of-the-Universe/303695292127?hash=item46b5a666df:g:-3IAAOSw-RJfZF5C
I think this looks way better