Meets ASTM Safety Standards: This leather non-metallic safety toe work boot with HRO designed rubber outsole is slip, heat, impact, compression, and electrical hazard resistant to meet ASTM F2413-18, M/I/C, EH and ASTM F3445-21, SR safety standards Non-Metallic Safety Toe Work Boot: Provides additional protective layer of defense from many worksite hazards and designed for metal sensitive areas Durable Comfort: The removable polyurethane footbed and shank in the midsole increases stability and offers long-lasting underfoot support; Boot weight is reduced with RPM technology, a special composite material in the sole Waterproof Design: The full grain leather upper is protected with UltraDry waterproof construction that combines a moisture management lining with waterproof components for dry, long-lasting comfort and performance Platform Construction: The goodyear welt construction of the outsole to the upper prevents water intrusion while adding strength and durability to the boot making it long lasting, and allows for the boot to be resoled to extend the life of the boot Fit, function and flair in great-looking, rugged work boots. The Marshall boot delivers the protection and safety you need to get the job done with the added comfort and style, so you look good doing it. The Marshall pull-on 11-inch non-metallic toe boot delivers the ASTM protection and safety you need, while the full grain leather makes you look good doing it. Inside the boot, a removable polyurethane footbed offers all-day performance, while the shank provides more stable footing and helps support your feet and calves. UltraDry waterproof construction combines a moisture management lining with waterproof components for dry, long-lasting comfort and performance. The midsole is built with RPM technology, a special composite material that reduces the weight of the boot and adds all-day comfort. The heat-resistant sole is attached to the upper with a goodyear welt which adds strength and durability to the boot, also allows the boot to be resoled to extend the life of the boot.