Belleville 339 ST US Navy Aviator Boot Brown USA Made The latest iteration of the famous Belleville "wedge" pattern is the certified, Safe-to-Fly 339 ST boot for Naval aviators. Featuring a rich and supple aviator brown leather and a brand new, FOD resisting Vibram® Carrier outsole, the 339 ST is the next generation of flight boot for today's air warriors. BOOT FEATURES: Height: 8” (Standard Military Height Upper: Smooth 100% cattlehide leather Midsole: Highly cushioned, shock absorbent midsole Outsole: 100% rubber VIBRAM® Carrier to minimize FOD and improve traction Insole: Single density molded removable insert SPECIAL FEATURES: Steel toe meets ASTM F2412-18 and F2413-18 standards for impact & compression and EH rated Supple aviator brown leather Famous Belleville "wedge" pattern Brand new Vibram® Carrier FOD resisting outsole Hydrophilic Dri-lex lining USA Made Berry Compliant Belleville 339 ST US Navy Aviator Boot Brown USA Made