Features . . Slip and oil resistant quiet rubber outsole with “siping” for added performance on wet or painted surfaces and ladder grip control treads. Exceeds the ASTM F489-96 test standards, non marking.. . Electrical Hazard protection– ASTM F2412-11 and F2413-11. . Stitched toe and heel for durability and increased service life.. . Custom molded phylon midsole for lightweight comfort and cradled support.. . Texon stability platform insole for lateral support and torsional stability. Airport friendly with nylon shank.. . Full grain polishable leather toe for improved durability and comfort.. . 1200 denier nylon upper for increased durability.. . Heel flex notch for increased mobility and Achilles tendon comfort.. . Custom molded thermoplastic heelcounter and toe box to provide that already “broken in” out of the box fit and additional lateral support.. . Foam padding in tongue and collar for protection and increased breathability.. . Removable custom fit EVA orthotic with PORON® cushioning pads for all day comfort, also treated with Aegis.. . Moisture wicking lining protected with AEGIS antimicrobial.. . Durable brass alloy, rust proof hardware.. . PU collar with perforations to help transport moist hot air out of the boot.. . Gusseted tongue, dirt and debris protection.