Respirator mask "Air 31..."/"32... "Features: - DuraMesh®: Sturdy and durable outer structure - ActivForm®: No nose clip required, mask automatically adapts to different face types - Mask with pleated filter technology: 260 % more filter area with more than 50 % less inhalation resistance - Comfortable nose seal lip - PVC-free - Individually packaged - Single use, comfortable and dimensionally stable for one shift - Meets the requirements of the additional dolomite dust test: Less breathing resistance for longer periods of use - High absorption capacity, long durability - Strap with clip for easy donning, doffing and adjustment Areas of application: FFP2: Protection against non-toxic water- and oil-based dusts and aerosols, CMR substances and airborne biological agents in risk groups 2 and 3 if a risk assessment has been carried out FFP3: Protection against harmful water- and oil-based dusts and aerosols, CMR substances, radioactive particles, enzymes, airborne biological agents of risk groups 2 and 3 Approval/standard: In accordance with EN 149:2001 + A1:2009 + EN14683:2014 (medical masks).