Compliant to the new 2018 Edition NFPA 1971 Thermal Protective Performance(TPP) ≥45, Total Heat Loss(THL):215, Conductive and Compressive Heat　Resistance(CCHR) >25, DRD Tensile Strength >7KN ·　Nomex® Outer shell. ·　Stedair 3000® Moisture Barrier. ·　Q8® Thermal Liner.