Modacrylic blend Flame Resistant solid or GlenGuard™ mesh material FR hook and loop front closure 2" wide Flame Resistant reflective material Two inside lower patch pockets One inside upper left 2 tier 4 division pencil pocket div 25 piece minimum 6 week lead time /div div br /div div br /div div ANSI/ISEA 107.2015 / ANSI/ISEA 107.2020 Type R | Class 2 /div div br /div div NFPA 70E 2012 | ASTM F1506 | ARC 1 /div div Arc Rating/ATPV Solid 5.5 cal/cm2 | Mesh 4 6 cal/cm2 /div p em Fabric dye lot variances may occur and meet luminance factor as stated  in the standard /em br /p