Chicago White Sox New Era 59FIFTY On Field Fitted Cap MLB Game Hat Size 7 1/2 Official on-field fitted cap for the Chicago White Sox, made by New Era. Classic 59FIFTY structured fit with flat brim and embroidered team logo, as worn by players on the field. High-quality construction with a timeless MLB look that's popular with collectors and fans alike. Used condition with light signs of wear consistent with normal use. No major flaws noted. Please refer to photos for exact condition and details.