The Caterpillar Edgework 2.0 Unlined Steel Toe work boot delivers a lightweight fit, long-term durability and reliable protection so you can perform at your best on the worksite. Style number: P91021 (Oak color). Full grain leather upper. ERGO Technology is engineered to integrate stability, flexibility and comfort. Goodyear welt construction provides reliable durability and flexibility. Unlined interior for a more lightweight and breathable construction. Nylon mesh sock liner for added breathability and comfort. Dual-density EASE footbed provides additional shock absorption and underfoot comfort. PVC midsole provides shock absorbance, support and strength in demanding use environments. Steel shank for added support and stability. T1330 outsole is oil, slip, water, heat, and abrasion resistant. Steel toe meets ASTM F2413-11 I/75 C/75 for impact and compression protection. ASTM F2413-05 1/75 EH Electrical Hazard Protection rated to protect against open circuits up to 600 volts in dry conditions. Imported. Measurements: Weight: 1 lb 15 oz Circumference: 13 1 4 in Shaft: 10 3 4 in Product measurements were taken using size 8, width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.