6 Oz. Westex™ Synergy® & AllOut® 93% Nomex® / 5% Kevlar® / 2% Carbon 10 Oz. Westex™ Insulair® Face Cloth: Indura® 100% Cotton Batting: 80% Silica Rayon / 20% Polyester Eyelets for better breathability. Detachable lower face cover adjustable with velcro. 3 velcro tabs for hard hat placement. Front neck velcro closure. NFPA 70E / CSA Z462 ARC RATED 32 cal/cm2 Category 3 Care: Industrial wash