Respirator Mask 2435 / 2445 / 2535 SMART Features: Robust material. The climate valve made of natural rubber opens with minimal exhalation pressure, reducing heat and humidity inside the mask. DuraMesh: Masks with a sturdy and durable outer structure. ActivForm: The mask automatically adjusts to different face types, eliminating the need for manual adjustment. Clip: Easy to put on and take off; the mask can be comfortably worn around the neck during breaks. The nose seal improves the fit and provides optimal wearing comfort. PVC-free. Single-use, comfortable, and shape-stable for one layer. Meets the requirements of the additional Dolomite dust test: lower breathing resistance for extended periods. Equipped with a climate valve, activated carbon layer, and full headband for easy donning, doffing, and adjustment. Applications: FFP2: Protection against harmful dust, smoke, and aerosols based on water and oil, as well as against carcinogenic substances, radioactive particles, and airborne biological agents of risk group 3 and enzymes only after risk assessment. FFP3: Protection against harmful and carcinogenic dust, smoke, and aerosols based on water and oil, as well as against radioactive particles and airborne biological agents of risk group 3 and enzymes. Approval/Standard: EN 149:2001 + A1:2009. 2445: Additional protection through activated carbon layer against ozone up to 1000 ppb for a maximum of 8 hours.