River." The shape of the hat's crown and brim were often modified by the wearer for fashion and to protect against weather by being softened in hot steam, shaped, and allowed to dry and cool. Because of the ease of personalization, it was often possible to tell where a cowboy hat was from, right down to which ranch, simply by looking at the crease in the crown. Later as the mystique of the Wild West was popularized by entertainers such as Buffalo Bill Cody and western movies starring actors such as Tom Mix, the Cowboy hat came to symbolize the American West. John Wayne christened them "the hat that won the West". The Boss of the Plains design influenced various wide-brimmed hats worn by farmers and ranchers all over the United States. Later designs were customized for law enforcement, military and motion pictures. The first American law-enforcement agency to adopt Stetson's western hat as part of their uniform was the Texas Rangers. The Texas Legislature designated the cowboy hat as the official "State Hat of Texas" in 2015. Variations Ten-gallon hats Some cowboy hats have been called "ten-gallon" hats. The term came into use about 1925. There are multiple theories for how the concept arose. One theory is that the term "ten-gallon" is a corruption of the Spanish modifier , which loosely translates as "really handsome" or "so fine". For example, "" translates as "such a fine hat". Another theory is that the term "ten-gallon" is a corruption of the Spanish term , which means "galloon", a type of narrow braided trim around the crown, possibly a style adapted by Spanish cowboys. When Texas cowboys misunderstood the word for "gallon", the popular, though incorrect, legend may have been born. According to Reynolds and Rand, "The term ten-gallon did not originally refer to the holding capacity of the hat, but to the width of a Mexican sombrero hatband, and is more closely related to this unit of measurement by the Spanish than to the water-holding capacity of a Stetson." Early print advertising by Stetson showed a cowboy giving his horse a drink of water from a hat. The Stetson company notes that a "ten-gallon" hat holds only 3 quarts, not even one gallon (about 3 L instead of ). Calgary White Hat The Calgary White Hat is a white felt cowboy hat which is the symbol of both the Calgary Stampede