So they might be a cheap way of ensuring gas protection, combat information, and radio communication.Īlso note that they are normally not meant to fight military-grade boomers Dialy in the first episode even suggests letting the military handle the boomers. A short view from the perspective of one trooper shows them having H.U.D.s in the goggles. There is a certain scene in the first movie hinting why they wear them every time.
It's possible that they only wear those masks in order to prevent the viewer from becoming too attached to the Red Shirts.