1940s and 1950s style cowboy hat! A little history! The RCA cowboy hat shape became popular in the 1950s and 1960s. The style is named after the Rodeo Cowboys Association (RCA), which later became the Professional Rodeo Cowboys Association (PRCA). This hat shape is characterized by a high crown and wide brim with minimal creasing, giving it a clean and traditional look. It was widely favored by rodeo cowboys and ranchers during this era and became iconic due to its association with professional