Front: 65% Polyester / 35% Cotton Back: 100% Polyester, Structured, Firm Front Panel, Low Fitting. 5 Panel ; Seamed Front Panel with Buckram; Pre Curved Visor; 6 Rows Stitching on Visor; Matching Fabric Undervisor; Matching Sweatband; Plastic Snap Closure; Size: OSFM - Adult (58cm/22.8")