Radians® SV75B surveyor Type R Class 2 self-extinguishing safety vest features a black bottom, two mic tabs and a zipper closure.  The SV75B has five pockets, including a radio pocket, upper split pocket with pencil pockets, lower front covered pockets and a rear plan pocket. This garment is made from polyester treated to be self-extinguishing as defined by ASTM D6413 (< 2 s flameout/< 6 in char length). This garment should never be used where an arc flash or flash fire hazard is present.