Crafted from SPR full-grain leather and features leather pull straps for ease of use. It meets ASTM F2892 electrical hazard standards and includes a high-performance mesh lining. The Quick Response Polyurethane foam removable insole offers comfort, while the Goodyear? welt construction ensures durability. The genuine leather welt is reinforced with a double row cotton stitch. Additional features include a high-abrasion resistant rubber heel lift, a durable ABS heel, and a saddle vamp. The boot has an extra-wide platform TPU Shovel Shank XL and a Stockman heel with a 1.25�� height. Its stirrup-friendly outsole design includes a 10mm welt extension, and it also has a back zipper with stretch gusset technology for easy on and off. The dual-density blown rubber and Carbo-Tec Rubber outsole provides heat, chemical, abrasion, and slip resistance. The boot stands 11 inches tall, has a 16-inch calf circumference, and weighs 3.9 pounds per pair for size 10.