Inherently flame retardant trousers with stretch fabric sections and a slimmer fit. Stretch fabric at the crotch, back and knees for increased mobility and comfort. Certified to EN 1149-5, IEC 61482-2 Class 1, EN ISO 11612 A1, B1, C1, F1. ATPV: 10.7 cal/cm², HAF 72.5% (applies to stretch material).
