220 gram 100% lightweight cotton drill fabric. Flame retardant and anti-static. FR retro-reflective tape (Nordic Design). Concealed zip front to neck. Two breast pockets, brass zip closure. Two hip pockets, vertical access. One rear hip patch pocket with flap. One plain patch hip pocket. Rule pocket. Half elasticated waist. Plain cuffs and ankles. ISO 11611: 2007 Class 1 A1 - Protective clothing for use in welding. EN ISO 11612: 2008 A1, B1, C1 - Protection against heat and flame. EN 1149-5: 2008 (EN 1149-3: 2004) - Anti-static - material performance and design requirements. Does NOT conform to EN ISO 20471.