sentences:  A high sock was needed because baseball players wore knickerbockers ("knickers"), worn by many boys in the late 19th century and into the 20th century.The stirrup socks served to display team colors, stripes or team logos.For example, for several years the Minnesota Twins wore navy-blue stirrups with "TC" on the side, for "Twin Cities", and in 1987 an "m" was placed on side.