Arc Rating: 15 cal/cm2 CAT 2 Fabric/Material: 14.75 oz. High Performance Denim Dual certified to protect against flash fire and arc flash hazards Ultimate heavy duty performance utility pant Breathable fabric which increases moisture management 5 pocket style and classic cut Double tool pocket on the right side Inherently flame resistant, FR protection will not wash/wear out Quickly identify compliance with exterior labeling Dries up to 37% faster than competitors Leg openings made to fit over work boots Comfort washed Made in the USA Compare to Carhartt style FRB13