Information: UPPER SHELL: 6 oz., 100% flame resistant cotton twill; LOWER: 18 oz., modacrylic/cotton/spandex soft rib knit; Insulated ear barrier: Dupont? Tyvek?; ARC rating: ATPV = 28.6 cal/cm2, NFPA 70E / HRC = 3; Meets ASTM F1506; 13.4" L x 9.85" W;
Features: 100% flame resistant cotton twill