CJ2030 Justin Boot Men。Justin Jacknife Chukka Original Work Boots Performance from the ground up. Taking on rough work sites. Provide all day comfort and durability Mens 12M Brown Light use. Original footliners. Includes additional removable footliners. Photo. Footbed in perfect condition Discontinued style F2892-11 | WK320 Lace up Mid 6” height Cowhide leather upper Durable rubber grippy treaded flexible outsole Spot clean Moc toe Oil, slip, resistant Cushioned insole Steel shank Single welt stitch Electrical hazard rated standard up to 18,000 volts Breathable mesh lining Waterproof keep feet dry through wet conditions The tag indicates synthetic. These are leather. I called the company and they said they don’t make any of their products with synthetic material. When we purchased them it had on the box as leather and description. You can call the company with the model number to confirm