Red Wing SuperSole 2.0 Men's 6-inch CSA Safety Toe Boot Style 3507 Size 9.5 With its dual-density urethane sole for premium comfort, durability and protection, this heavy-duty, CSA-approved boot is built to get you through long hours on the jobsite. A soft inner sole provides underfoot cushioning while a puncture- and chemical-resistant outer sole keeps you safe. The premium Red Wing leather upper provides further protection. A CLASSIC WITH COMBINED COMFORT AND DURABILITY Dual-density outsole has soft inner core for comfort and harder clear outer shell for durability Proven, durable direct attach to welt construction Extra-long wearing outsole resists chemicals and oil Great for tough work environments such as the oil and gas industry, construction, manufacturing and railroads