Belleville waterproof assault flight boot the 793 is the latest addition to belleville s air force flight certified boots. With its lightweight upper pattern and vibram ibex outsole this boot has a more modern more aggressive look. With full-grain cowhide leather and waterproof gore-tex fabric this boot provides both comfort and durability. Height: 8 standard military height upper: flesh-side out full-grain cattlehide leather & nylon fabric midsole: highly cushioned shock absorbent midsole outsole: 100% rubber exclusive vibram ibex outsole for rugged terrain insole: dual density molded removable insert special features: durably waterproof and highly breathable gore-tex fabric low profile sole reduces weight & improves mobility sharp angled lugs and defined heel maximize traction deeply serrated toe bumper aids in vertical climbing & crawling rappelling bars on outsole extend wear aggressive lace-to-toe style allows for a customized fit breathable moisture-wicking lining