Details: The Caterpillar® Parker ESD boot has the durable protection and versatile construction to easily allow you to transition from work to happy hour.Full grain leather or nubuck upper.Traditional lace-up closure for a secure fit. Cement construction.Breathable nylon mesh lining.Dual-density EVA sock liner for supportive underfoot comfort.Ease - Engineered Comfort is a proprietary foam midsole that is 30% lighter, more shock absorbing and more flexible than standard EVA cushioning. T1230 outsole offers excellent durability and slip-resistant 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 7 ozProduct measurements were taken using size 11, width D - Medium. Please note that measurements may vary by size.