95% Polyester 5% Spandex, Structured, Firm Front , Low-Fitting. 6 Panel Cap ; Seamed Front Panel w/ Buckram ; 6 Sewn Eyelets; 6 Rows Stitching on Visor ; Stretchable Comfy Fit Sweatband: Moisture Wicking / Anti-Odor / Antibacterial; Adjustable Hook & Loop Closure; Size: OSFM - Adult (58cm/22.8")