97% Cotton 3% Spandex, Structured, Firm Front Panel. 6 Panel Cap; Seamed Front Panel with Full Buckram; 6 Sewn Eyelets; Pro Stitch on Crown; Flat Visor; 8 Rows Stitching on Visor; Matching Fabric Undervisor; Plastic Snap Closure; Size: OSFM - Adult (58cm/22.8")