8356FRHL Hi-Vis FR Safety Vest is a Type R, Class 3 vest compliant to ASTM F1506 for flame-resistance. Designed to be worn as part of a complete, flame-resistant garment system, this ANSI-compliant, mesh work vest with mid-length sleeves is certified to a protection level of ATPV 4.6 cal/cm2. Breathable, GlenGuard FR fabric has a modacrylic mesh body (5.6 oz) and binding for increased airflow. Vest also features 2" 3M Scotchlite reflective tape for heightened visibility in low-light environments. Store and access tools in the inside pocket and place pens in the dual-layer pen pocket. Hook-and-loop closure and D-ring tab on the back of the vest provide quick, on/off capabilities. Safety vest securely holds two radios with the stable mic tabs. Dual sizing creates a comfortable fit with extra space and accommodates bulky layers.