The zipper, first used to fasten shoes, is patented by the American Whitcomb Jackson. Asian pajamas replace nightshirts in Europe. 1917 Keds produces the tennis shoe. 1927 Synthetic fibers are made by combining coal and petroleum. 1930 American women wear trousers for golf and horseback riding.
Polyurethane is developed and used for stretch cloth.
1940 Nylon stockings are sold in America. 1942 Polyester fabric is marketed in America. Velcro is patented by George de Mestral of Switzerland.