In a lot (if not all) of media relating to D-Day, all the soldiers are wearing nets on their helmets. What's up with that? Is there a specific reason for that or were the helmets just made like that and why?
You might like reading what u/the_howling_cow wrote in response to a similar question. Basically, helmet netting was intended to allow soldiers to attach various found or manufactured materials to their helmet as camouflage.