RZ Mask Filters and replacement valves

Includes: - RZ Mask F1 Filter (3 Pack size Medium) - activate carbon filter - 2 boxes of RZ Mask V2 replacement valves (black) protects against fumes, smoke, dust, allergens, odors, pollutants, and other organic chemicals 99.9% PROTECTION: Filtering up to 99.9% of particulates down to .1 micron in size