Belleville 800 ST 8" Black Waterproof Steel Toe Flight and Flight Deck BootThe Belleville 800 ST is an 8 inch black waterproof steel toe flight boot featuring VANGUARD running shoe sole construction, ASTM F2412 18 and F2413 18 certified steel toe protection, and a Vibram Chevron outsole designed to minimize FOD. The Gore Tex lined cattlehide leather upper delivers breathable waterproof protection and lightweight comfort for demanding daily use. Designed for naval flight, flight deck, and aviation safety footwear