• Market-leading respiratory mask with replaceable HEPAC filters that allow filtering dust and other particles smaller than 0.03 microns for safe work. • Face-Fit-Check Technology: The advanced facial seal validation system ensures you can quickly check the mask's fit with each use. • Maximum comfort fit: Designed for all construction applications, with double straps behind the head and a downward-facing valve to reduce fogging of glasses and visors. • Safe materials: The mask is free of latex and silicone, providing maximum sealing and comfort throughout the day in any work environment that requires an FFP3 mask. • Super lightweight: Made with ultra-light TPE, this mask is easy to carry from home to work or between different jobs. • Product dimensions: Width, Height, and Length: -0.1 cm each. Weight: 0.22 kg.