65 Cotton 35 Polyester 4PU, Structured, Firm Front Panel, Low Fitting. 6 panel cap Seamed Front Panel with Full Buckram 6 Sewn Eyelets Pro Stitch on Crown 6 Rows Stitching on Visor Matching Color Undervisor Matching Color Sweatband Adjustable Hook and Loop Closure SizeOSFM - Adult (58cm22.8)