"TESLA" Fire retardant, anti static trousers. 320gsm Hi Vis flame retardAnt treated fabric with anti static grid, YKK Brass zip fly, Brass hook and bar waistband fastening, 7 Belt loops, Two vertical side seam access pockets, 2 Bands retro reflective tape to legs, FR & AS logos embroidered to left hip, Plain ankles, Available in tall leg (T) option, EN ISO 11612: 2008 A1, B1, C1  A - Limited Flame Spread  B - Convective Heat Resistance  C - Radiant Heat Resistance , EN1149-5: 2008  Electrostatic Surface Resistivity, EN ISO 20471  Class 1 high visibility