6.5-ounce 88% Cotton/12% Nylon Twill - 32% Nomex/Kevlar/29% Tencel/28% Protex C/6% Polyester/5% Spandex Knit Mesh Side Panels - 10.2-ounce 100% High Tenacity Nylon Mesh - Full front zip with two way brass break away Nomex zipper and storm flap with snap placket for added protection - Flame resistant knit mesh gussets under arms for better breathability and mobility - Articulated elbows and knees for greater range of motion - Action back for extra mobility - Full elastic back waistband for comfort and fit - Adjustable hems with snaps - Adjustable sleeve cuffs - Multipurpose pockets - UL Certified to NFPA 2112 - ASTM F1506 - NFPA 70E - CAT 2 - ATPV Value: 9.5