1. Mask is soft material without poison,made of medical synthetic rubber.
Critical components is made of oranganic-silicon rubber,is featured by high resistance,no strange smell,antianaphylaxis,good weather resistance.Improvement of sealing with face,vide view,comfortable wearing due to butter &double construct,and optimal design.
2. suitable for any featrue due to fixture by two points and adjustable flex .
3. filter canisters and cover is assembled by pressing structure,open by push .It is convenience to change filter canister.
4. Various filter canisters conform to various poison gas.
5. conform to GB2890-2009.
Anti-toxic safety half mask by filtering