Ariat FR M4 Relaxed Workhorse Boot Cut Pant 10019623

A true workhorse for demanding jobs. The Ariat FR M4 Relaxed Workhorse Boot Cut Pant is built from durable 11 oz cotton/nylon canvas with permanent flame resistance — no wash-out, no compromise. The relaxed fit through the waist, hip, and thigh gives you room to move all day, while the classic 19" boot cut leg opening stacks perfectly over your work boots.

FR Protection

• CAT 2 rated — dual-hazard protection against flash fire and electrical arc
• Arc rating: 13 cal/cm² — protects against second-degree burns from electrical arc exposure
• Meets NFPA 70E / ASTM F1506 performance requirements
• UL® classified to NFPA 2112
• Permanently flame resistant — protection does not wash out

Built for the Job

• Extra-deep front pockets for secure storage
• Multi-tool pocket keeps essentials within reach
• Hidden phone pocket fits most smartphones
• Strategically reinforced belt loops at key stress points
• No-rub comfort inseam lays flat to minimize chafing during all-day wear
• Heavy-duty zipper and hardware for lasting reliability

Construction

• 11 oz canvas — 88% Cotton, 12% Nylon
• Prewashed to minimize shrinkage
• Relaxed fit — mid rise, relaxed through waist, hip, and thigh
• 19" boot cut leg opening

Available in waist sizes 29–60, inseam lengths 30–36.