Half Face Cover Respirator Mask With Filters Anti Pollution Reusable Facepiece

Specifications Mask materials: Nylon spandex and polyester Velcro mask. Plastic exhaust valves and plastic and metal nose piece. Filter layers: 2x Waterproof nonwoven polypropylene, anti-odor activated carbon, cotton prefilter, and electrostatic meltblown cotton submicron filter. Department: Unisex Adults Net weight: 1.5 ounces (43 g) for one mask and filter. Size: One size fits all with hoop & loop tape to adjust the fitness. Size: 14” length by 6” height. Velcro strap circumference of 28” (26″ without stretching). Comfortably fits 20″ to 25” head circumferences. Suitable for cycling, climbing, running, outdoor sports, etc. Package Include(In your choice) 1 or 2 x Half Face Mask 2 or 4 x Replacement Exhaust Valves 6 or 12 x Replacement Filters.