Cap by Dickies, Cotton twill, Panelled crown, Eyelet vents, Curved peak, Dickies branded detail, Adjustable strap, Machine wash, 100% Cotton. Dickies is the definition of a heritage brand. C.N. Williamson and EE 'Colonel' Dickie began their careers in the vehicle and harness business in 1918. They clubbed together to buy an overall company that would become Dickies in 1922. Known for its hardwearing staples, Dickies' range of T-shirts, sweatshirts and tops are available in sizes up to XXXL.