Ho hloekisa ka mokhoa o sebetsang

5 le dikarolo tlhoekiso: li phutholohe bao e seng lohiloeng lesela, tenyetsehang itekanetseng botenya, adsorption phatsa, habeli lera qhibiliha-akhotsoang-filter,

Ho hema ka thello: Ho kenella habonolo ha nosebar ho tiisa ho tiisa hantle pakeng tsa borokho ba nko le mask

Moralo oa ergonomic: E phutholohile ho apara, thepa e tlase ea "impedance" e se nang monko

Tiiso e sireletsehileng: Nosebar ea tšepe e bonolo bakeng sa tiiso e ntle lipakeng tsa sefate sa nko le mask