Corrosion protection full face mask including filter

"Full face mask
Mask body made of thermoplastic, inner mask made of
Silicone offers reliable protection against gases, vapors and
Fine dust, filter system with special thread connection
for using the BLS filter series 300, the
6-way adjustable straps is on the mask body
attached. Built-in flaps inside the filter holder
bundle the air flow and simplify it
Circulation. "