C50 PROTECTION GAS MASK. The Avon C50 protective mask is based on the U. M50/JSGPM (Joint Services General Purpose Mask) and sharing key technologies, provides maximum operational flexibility to counter multiple threat scenarios, including chemical, biological, nuclear and radiological (CBRN) agents, Toxic Industrial Chemicals (TICs), and Toxic Industrial Materials (TIMs). The C50 offers high protection, outstanding field of vision, and superior comfort. The innovative design features optimize the user’s time in the operational area. The unique chlorobutyl/silicone blend face piece material ensures the mask is not only high in protection but also provides a better seal and is more comfortable to wear for extended periods. Compatibility with helmets, CBRN protective clothing and NFPA Class 3 Suits due to the low profile, close contour brow, flat buckles and extended chin flap. Quick donning due to the pre-adjusted buckles.