The Caterpillar Tyndall ESD Steel Toe lets you work hard while still keeping comfortable all day long. Style numbers: P90710 (Black), P90822 (Black/Black) and P90711 (Dark Beige). Full grain leather upper. Nylon mesh lining for added breathability. Steel toe work shoe with ESD protection. Traditional lacing for a more preferred fit. Lightweight cement construction for long-lasting flexibility. Dual-density EVA sock liner for cushioned underfoot comfort. ERGO comfort technology combines a multitude of ergonomic comfort features to become a seamless extension of your foot. Ease - Engineered Comfort midsole features a proprietary foam midsole that is 30 percent lighter and more shock absorbing and more flexible than standard EVA. EASE EVA, T1230 outsole with slip-resistant protection. Steel toe meets ASTM F2413-11 I/75 C/75 safety standards, ESD protection. ESD rated Type 1 to protect from hazards of static buildup in the workplace. DO NOT USE where conductive or electrical hazard features are required. Imported. Measurements: Weight: 1 lb 12 oz Product measurements were taken using size 12, width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.