Bates Men’s Zero Mass 8” Side Zip boot E05161 is a light and comfortable duty boot that you can do anything with for a functional work boot that stands up to tough environments. Full grain black leather with durable nylon upper has strong YKK nylon side zipper for easy entry and access in this secure, snug fitting 8” boot. The moisture-wicking, anti-bacterial AureRight insert has moisture management and protection against mold and mildew for increased breathability and feel good comfort when trekking over various terrain. When standing, walking or hiking for long periods the compression molded EVA midsole with lightweight, performance insert provides shock absorbency to prevent fatigue for a supportive and comfortable Bates Zero Mass boot. The low-profile, durable rubber outsole offers grip traction with sure-footing on rugged terrain and surfaces to get the job done and take you to where you need to go in these Bates boots.