Fabric93% Meta-Aramid 5% Para-aramid 2% Antistatic - 155gsmFeaturesHRC 1 inherent protection at a light 155gsm weight - Gusset sleeve for extra protection - Concealed closed front opening with FR press stud 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