The first rubber soled shoes called plimsolls were developed and manufactured in the United States in the late 1800s. In 1892, nine small rubber manufacturing companies consolidated to form the U.S. Rubber Company. Among them was the Goodyear Metallic Rubber Shoe Company, organized in the 1840s in Naugatuck, Connecticut. This company was the first licensee of a new manufacturing process called vulcanization, discovered and