The Classic 6" Side-Zip is built with a lightweight and convenient mindset. Designed to perform and keep your uniform looking inspection-ready, this boot is tough enough to hold your confidence no matter the situation. Features: Classic outsole: slip and oil resistant, non-marking rubber, exceeds the ASTM F489-96 test for slip resistance Stitched heel and toe for durability and increased service life Custom-molded phylon EVA midsole for lightweight comfort and cradled support Texon stability platform for lateral support and torsional rigidity Steel shank for superior support Full grain leather / 1000 denier nylon upper for improved durability and comfort Custom-molded thermoplastic heel counter and toe box for instant comfort and lateral support Foam padded collar and tongue for protection and increased breathability Moisture-wicking lining with AEGIS antimicrobial protection Durable brass alloy, rust proof hardware PU collar for easy cleaning Removable custom fit EVA insole YKKA(R) side-zipper for easy on and off fit with VelcroA(R) closure Gusseted tongue to keep dirt and debris out