Built for extreme conditions, the Gravel Pit Mining Boot features GORE-TEX waterproof breathable membrane, antimicrobial Cambrelle lining, and Goodyear welt construction. Constructed on TiTAN last for superior fit. Internal anatomical contoured metatarsal guard features OrthoLite polyurethane and rubber. Features open cell breathable PU foam for comfort and metatarsal impact resistance. Specially treated Ever-Guard leather provides outstanding abrasion resistance. Multi-density ISN sole with comfort lugs adapts to varying worksite conditions and provides an additional layer of cushioning for all-day comfort and stability. Heat-resistant, durable, specially made rubber compound offers improved slip resistance, abrasion resistance, and oil resistance for better traction on all surfaces. Strategically placed insulation and loft where heat loss is greatest for enhanced performance increased support and reduced thermal conductivity without unnecessary bulk. DRYZ Intellitemp technology regulates body temperature, absorbs moisture, and provides antimicrobial protection. The boot stands up to ASTM F2412-05, F2413-05, I/75 and C/75 impact and compression safety standards. Engineered with a wide flanged, tempered steel toe cap to provide protection for people in hazardous work environments. Electrical hazard protection meets ANSI Z41PT99, ASTM F2412-05, and F2413-05 standards to provide protection from open circuits. Antimicrobial treatment to help prevent and control odors. The puncture-resistant outsole features a steel plate designed to minimize the likelihood of puncture wounds caused by sharp objects that could penetrate the sole. Solid rubber sole design with Timberland PRO rubber compound for optimum heat resistance. Our premium waterproof leathers surround a breathable water-impermeable lining to keep feet dry and deliver the best waterproof protection. Shaft flex band. Contoured Ortholite footbed with Outlast Adaptive Comfort cover. Full-grain leather upper. 10" shaft height. Available in medium and wide widths. Imported.