Application High concentration of respirable dust, use for welding and soldering, protects against dust containing beryllium, antimony, arsenic, cadmium, cobalt, nickel, radium, strychnine, radioactive particles. Additional advantages: Compact, anatomical shape, pleasant to the touch and soft material. Thanks to the appropriate construction of the half mask, it can be folded and put in a pocket during breaks in work without damaging it. Used for: To protect the user's respiratory tract against the harmful effects of air pollution occurring in the form of solid and/or liquid particles creating aerosols (dusts, fumes, mists) up to 30 x OEL.Composition:Half-mask bowl:- Needle-punched polyester non-woven fabric- Melt-blown polypropylene non-woven fabric- Protective non-woven fabric- Panel constructionAdditional elements:- Exhalation valve- Nose clip to seal the half-mask around the nose- Polyethylene foam nose seal- Headband slider to adjust their length- Headbands