Aha! A helmet solution!

Ah, I may be changing my mind if someone who's actually seen it in the flesh says its pants.

don't bother!
those things are some of the ugliest i've laid eyes **and hands **on in my short life.
they consist of a non padded badly fitting bowl of expanded polystyrene with some sort of poor quality cap, with untidy seams, on the outside.
sorry

quote fixed