I look at making a steampunk mask from foam and fibre glass.
Steampunk exosuit build log https://www.youtube.com/watch?v=-EnMPXETm68&list=PL41IWmfOjh3blAzBEFHH5nUnjhl4G1O2S
Foam science fiction helmet video https://www.youtube.com/watch?v=YJThhkm6x7k
Music credits https://tomslatter.bandcamp.com/
source