Tactical Research's lightest boot yet, the Flyweight TR596Z CT boot is perfectly suited for garrison and light range use. In addition to its athletic feel and fit, this comfortable boot is easy to enter with a side zipper. This highly breathable, well-ventilated boot will keep your feet cool, dry, and comfortable. Spacious, non-metallic composite toe is lighter weight than traditional steel toe and does not conduct heat or cold Composite toe meets ASTM F2412-11 and F2413-11 standards for impact & compression and EH rated YKK vislon zipper Highly breathable unlined upper Double & triple stitched seams for enhanced durability 3 layers of cushioning comfort for superior shock absorption Medial side air vents Weights approximately 22 ounces per half pair AR 670-1 Compliant Specifications Height: 8" (Standard Military Height) Upper: 100% Coyote cattlehide leather & nylon fabric Midsole: Highly cushioned, shock absorbent midsole Outsole:100% rubber TR Adrenaline is oil & slip resistant Insole: Single density molded removable insert