Outer shell: 4.5 oz FR 93% Nomex® Aramid, 5% Kevlar® Aramid, 2% other fiber. Insulation: 10.0 oz FR quilted Nomex®. Hook and loop chin strap. Secures in place, button holes for four-point suspension. Home and light soil wash. One size fits all.
-Arc rating: E BT 44.1 calories/cm 2 .

-Hazard Risk Category (HRC): 4.

Goes with Flame Resistant Hard Hat Liner #HNL2NV.