Introducing DRIFIFRE 4.4™, ultra-lightweight dual hazard workwear September 12, 2014 DRIFIRE®, the originator of “high performance FR”, introduces DRIFIRE 4.4™. This ultra-lightweight dual hazard fabric is just 4.4 ounces/yd2, and delivers NFPA 2112 flash fire protection and NFPA 70E 10 cal/cm2, HRC2 protection. Read More