These heavy duty work belts are made of 100% authentic genuine heavy duty American Hide that is about 1/4 in. thick. It is tough yet soft and flexible ensuring comfort with no compromise in durability.It comes with a throwaway buckle so that you can replace that easily with a buckle of your choice and not having to pay for something you will throw away. The buckle is connected via two chicago screws that is way strong and durable that some of the other belts that use snaps instead.These belts are built to last and will hold up for the longest time. The more you use it the softer the leather will become.