Sizes: S - 5XL, 7XL; Fabric: 93% Meta-Aramid 5% Para-aramid 2% Antistatic - 155gsm; Features: HRC 1 inherent protection at a light 155gsm weight,Gusset sleeve for extra protection,Concealed FR press stud centre closure for extra protection,Two chest pockets with covered FR press stud closure,FR rated mesh in the under arms and upper back to keep you cool,Two way radio and gas monitor loops on the front shoulder yoke,All Trims are FR rated,Loxy FR Tape,FR rated label that clearly shows FR rating of garment;