Battle Helmet?

What is the best possible helmet for war.


I mean like dragon skin is the best body armour you can get.

Battle Helmet?
Dragon skin isn't the best armor out there. Despite being an interesting concept, it has flaws in extreme conditions. That said, the MICH helmet is the best.
Reply:PASGT = more protection


MICH = smaller protection but better fitting and easier using optics
Reply:British Army Helmet

night blooming cereus