This is a real POTA helmet. It was designed by Colleen Atwood the Academy Award winner in 2003 and 2006 for best costume design. It has great chain mail all around the neck and a faux snake skin trim.
This was used for filming. It shows scratches, and a few chips.
It has felt lining insidE4, and three extra cushions. Inside is a hand written notation "508" It has a quick release chin strap.