100% Leather and fabric Synthetic sole HEAVY-DUTY CONSTRUCTION – Strategically built to offer durability for the most demanding situations. Its high-grade construction provides every wearer a lighter and more comfortable feel while maintaining its toughness. BREATHABLE FOOTWEAR – Improved with SlipStream waterproof and bloodborne pathogen resistant membrane and a dual durometer Ortholite footbed that helps keep your feet cool, dry, and comfortable all day long. ENHANCED STRUCTURE – Integrated with shock mitigation system, Strobel construction, a hidden knife pocket, and slip- and oil-resistant outsole. Completed with YKK side zipper for easy wear. INCREASED MOBILITY – Experience ease of movement with its Achilles heel flex zone feature that gives a critical part of your foot more range of motion without losing support, allowing the wearer to perform different activities with ease. TACTICAL AND MILITARY USE – Built for operational or recreational outdoor activities. Its design is made to minimize discomfort while providing exceptional and reliable functionality.