Adjustment wheel that goes around the entire head.
8 holes, internal ventilation channels and 1 ventilation grill at the back.
Complies with EN 1077:2007 standard (class B). Lighter In Mold structure.
Ear protectors and thick hat. Full coverage at the back of the neck.
Elastic cord to keep the mask in place. Anti-freeze turn-down (forehead).
Recessed ear protectors to prevent ear compression.
6 air vents that can be opened and closed.
