Product information:
Material: Superfine fiber
Mask style: head wear
Breathing valve device: Yes
Range of use: anti-virus
Black: square
Function: Antivirus
1set: full mask + airway + canister;
2set: full set + pump charger + canister;
3set: half mask + pump charger + canister
Features:
Good strength, light weight, smooth breathing,
Long life, safe and reliable.
