This GloWear Unisex Type R Class 2 Hi-Vis FR Surveyor Vest is compliant to NFPA 70E for protection against arc flash hazards. The unique combination of solid front and mesh back makes this flame-resistant safety vest first-of-its-kind in storage and breathability. Designed to be worn as part of a complete FR garment system, it is tested and certified to an ATPV 6.6 cal/cm2 (front) and ATPV 4.6 cal/cm2 (back). FR and amp ANSI-COMPLIANT. This flame-resistant safety vest is made with a solid front of breathable, moisture-wicking, and ANSI-compliant 5.5 oz. Wessex FR is reflective for heightened visibility at night or in low-light environments. With four exterior pockets, the front of this flame-resistant safety vest provides an abundance of storage. Pockets include two lower flap top pockets, one cell phone pocket, and a dual-layer pen pocket, plus a single radio mic tab made of FR body material. Zippered closure makes for simple on/off and enables easier repositioning when pockets are full. This FR high-visibility clothing is ideal PPE for electrical, petrochemical, oil, gas, and refinery work.