Front: 95% Polyester / 5% Spandex, Back: 98% Polyester / 2% Spandex, Structured, Firm Front Panel, Low Fitting. 6 Panel ; Seamed Front Panel with Buckram; 2 Sewn Eyelets; Pre Curved Visor; 6 Rows Stitching on Visor; Matching Fabric Undervisor; Stretchable Comfy Fit Sweatband: Moisture Wicking / Anti-Odor / Antibacterial; Plastic Snap Closure; Size: OSFM - Adult (58cm/22.8")