 B.F. Goodrich in Shelton, Connecticut, Dunlopillo in Pannal, Harrogate, UK, and Vita Talalay in Maastricht, Netherlands, made this process commercially practical in the late 1940s.The first Talalay production plants were built in England, Canada and the United States.The Talalay process is an elaborate process that yields very controlled densities and product "feel".